Best Switch 2 Cartridge Cases: 8 Real Picks for 12 to 40 Games

The best Switch 2 cartridge cases make a growing physical game library easier to organize without turning every game swap into a search through loose pockets. For most players, the officially licensed HORI 24-Game Card Case is the straightforward pick: it holds 24 Nintendo Switch or Nintendo Switch 2 game cards in a compact hard shell. The PowerA Game Card Case XL is better when you also want dedicated memory-card storage; JSAUX’s 40-slot magnetic case makes more sense for a much larger collection. Smaller libraries may be better served by a 12-slot holder. This guide compares actual named products and their documented designs, not imagined durability tests or unverified customer experiences.

Quick verdict: The best cartridge case for your Switch 2 library

Choose by the number of physical game cards you genuinely move, not by the largest capacity printed on a package. A case that holds 40 games is not automatically safer or more convenient than a case that holds 12. Closure design, individual-slot access, packing location, and whether you share games among family members can matter more. These recommendations focus on game-card-only organizers. Full-size console travel cases, backpacks, and protective grips have separate jobs.

• Best overall dedicated cartridge organizer: HORI 24-Game Card Case (Black), NSX-009U, because its capacity, Nintendo license, hard shell, and uncomplicated layout suit many mixed-generation libraries.
• Best compact option for a smaller collection: HORI 12-Game Card Case (Clear Black), NSX-008, for a lighter, thinner storage format when 24 slots would be wasted.
• Best for physical games plus memory cards: PowerA Game Card Case XL, NSCS0151-01, with documented space for 24 game cards and 24 microSD cards in separate positions.
• Best compact hard case with memory-card slots: PowerA Premium Game Card Case, 1502970-02, with 12 game-card positions and 12 memory-card positions.
• Best foldable wallet format: PowerA TriFold Game Card Holder, NSCS0411-01, for 24 game cards and a hook-and-loop wallet closure.
• Best high-capacity hard case: JSAUX Game Card Case 40, BG0118, for owners who need up to 40 Switch-format game-card positions.
• Best lightweight soft pouch: JSAUX Mini Multi-Card Case 24, BG0142, if you prefer elastic retention and a zippered fabric organizer to rigid molded slots.
• Best hybrid folding layout: JSAUX Game Card Case 24, BG0125, which has 16 game-card positions plus eight microSD positions—not 24 game slots.

There is also a useful alternative for collectors who want full-size packaging rather than dense storage: Nintendo sells a set of five empty Switch 2 game cases. Those are replacement-style display cases, not a ninth compact multi-card wallet.

At-a-glance comparison of Switch 2 cartridge holders

Prices above are manufacturer listings observed for this research, not a claim that a specific retailer has stock or will honor the same total after tax and shipping. The HORI 12-slot version is documented by HORI in Japan; a U.S. price and ready-to-ship U.S. listing were not confirmed. JSAUX BG0125 capacity details come from a third-party retailer listing and merit a second check against the exact seller’s photographs before purchase.

Best Switch 2 cartridge cases reviewed by use case

HORI 24-Game Card Case NSX-009U: Best overall

HORI’s black 24-Game Card Case hits the most practical point between capacity and simplicity. HORI USA explicitly describes NSX-009U as a hard-shell case for up to 24 physical Nintendo Switch 2 or original Switch game cards, with an officially licensed Nintendo design. This is a valuable distinction: not every case labeled simply “Switch” has an equally clear compatibility statement for newer cards. For someone carrying a collection that spans both console generations, an approved holder reduces guesswork at purchase.

Rather than offering additional features that can become fiddly, the HORI organizes one class of item. There are no promises about console storage, screen protection, charger space, or memory-card management. That narrow scope is why it works: leave the Switch 2 in its own protective travel case, then put this slim game library in a padded section of your bag. Its capacity also leaves a reasonable margin as your library grows beyond a dozen boxed games.

Pros: clear 24-game specification; explicitly supports Switch and Switch 2 cartridges; licensed design; manageable hard-shell format; identified U.S. product model and listed price. Cons: no separate, documented microSD storage on NSX-009U; the case does not protect the console; and a 24-card holder becomes redundant if most games are digital downloads.

Who should buy it: players with roughly 10 to 24 physical games who value straightforward organization over novelty. Who should skip it: owners requiring 30-plus slots or an integrated card-and-memory kit. The $9.99 manufacturer listing is a useful reference, but actual U.S. orderability and shipping need to be checked.

HORI 12-Game Card Case NSX-008: Best low-bulk choice

The 12-card HORI model is an excellent example of buying capacity you will actually use. HORI’s Japanese storefront specifies NSX-008 in clear black as a Nintendo-licensed organizer for 12 Switch or Switch 2 game cards. It reports approximate dimensions of 90 × 19 × 88 mm and weight of 44 g, while its corresponding 24-slot form is approximately 91 × 26 × 89 mm and 60 g. The differences are meaningful for a crowded pocket in a backpack, even though neither is large.

In practice, twelve well-selected favorites can be easier to navigate than forty rarely played titles. The thinner case also suits a travel routine in which you decide what to bring before leaving rather than taking your entire library. Since it is an original HORI accessory aimed at Nintendo’s cartridge format, buyers have more direct compatibility evidence than an unbranded holder that says only “video game card case.”

Pros: compact 12-slot layout; verified manufacturer dimensions and material category (polypropylene); Nintendo licensing; compatibility with Switch and Switch 2 cards. Cons: little room for expansion; Japanese-market model number and pricing; no independently verified U.S. availability or shipping terms. The 980-yen manufacturer listing is not a U.S. price quote.

Who should buy it: physical collectors with a small library who want the simplest light-duty cartridge container. Who should skip it: buyers who change games frequently among multiple people or already own more than a dozen cartridges. If purchasing through an import reseller, confirm the exact NSX-008 product and return policy instead of assuming local HORI USA coverage.

PowerA Game Card Case XL NSCS0151-01: Best for game cards and memory cards

PowerA’s Game Card Case XL solves a different organizational problem. The manufacturer states that it holds 24 game cards and 24 microSD cards simultaneously, using soft-touch form-fitting slots and a sliding closure. Its Master Sword Defense variant is NSCS0151-01; the Heroes vs. Villains design is a separate artwork SKU with the same basic case concept. PowerA explicitly includes Nintendo Switch 2 in supported platforms and calls out a two-year limited warranty.

This design makes more sense than a generic 24-card case when you keep several memory cards for different devices or transfer workflows. But one critical buying detail is easy to miss: 24 game slots and 24 microSD slots are different categories. The microSD slots are not extra slots for Switch 2 game cartridges, and the presence of those slots does not mean every stored memory card can be used for Switch 2 software storage. Nintendo Switch 2 requires compatible microSD Express cards for expanded game-data storage, so check media format independently.

PowerA reports the case at approximately 6.65 × 3.7 × 0.65 inches for this product family. It is more shelf-friendly and wider than a palm-size HORI holder, with a form closer to a slim book. That shape may work well for organized home storage or packing inside a briefcase but is not automatically the best choice for a coat pocket.

Pros: explicit 24 + 24 mixed-slot capacity; slide closure; manufacturer-confirmed Switch 2 compatibility; soft-touch retention; two-year warranty. Cons: size; added memory slots go unused if you do not manage memory cards; game-card and memory-card slots must not be conflated. Who should buy it: owners who want one shelf-ready container for a mixed physical game and memory collection.

PowerA Premium Game Card Case 1502970-02: Best compact mixed-card holder

For a smaller mixed collection, PowerA’s Premium Game Card Case may be a better fit than the XL. The Mario version, model 1502970-02, is documented to hold 12 Nintendo Switch game cards and 12 microSD cards. It uses form-fitting rubber slots and a snap closure, and PowerA explicitly marks it as working with Switch 2. The product is officially licensed for the original Switch line rather than newly branded as a Switch 2-exclusive model; that distinction matters for precise copy.

The case has a less ambitious footprint than the XL, with a manufacturer-reported body of about 3.94 × 3.54 × 0.71 inches. If you primarily commute with a handful of games and need a small set of media slots, the physical shape may be more convenient than a large wallet. The dedicated rubber channels also help keep the game cards from sliding around loosely during everyday handling—an expected design benefit, not a lab-measured drop-survival claim.

Pros: compact dimensions; separate game and memory storage; snap closure; named warranty and manufacturer compatibility; readily identifiable Mario SKU. Cons: capacity tops out at 12 games; this is not a full console case; the memory slots should not be treated as a promise of usable storage-media compatibility. PowerA displays a $14.99 reference price, but verify the actual U.S. variant and fulfillment status.

Who should buy it: gamers with about 6–12 cartridges who dislike a bulky game-library case yet want memory-card organization. Who should skip it: those who already have 20 or more games; the HORI 24 or PowerA XL may avoid an immediate upgrade.

PowerA TriFold Game Card Holder NSCS0411-01: Best wallet-style case

The PowerA TriFold is an interesting alternative because it does not try to behave like a rigid shell. Its Mario version, NSCS0411-01, is a foldable card wallet with elastic game-card slots, a hook-and-loop closure, a clear ID-window area, and a small insert that can hold up to two microSD cards. PowerA specifies storage for as many as 24 Nintendo Switch games and identifies selected versions of its TriFold family as working with Switch 2.

This wallet is more appropriate for a backpack organizer, a game-night pouch, or the zippered mesh pocket of a compatible PowerA console case than for carrying unprotected in a back pocket. Its benefit is easy access: opening the panels makes multiple cards visible without popping them from close-fitting rigid trays. The trade-off is structural. Soft fabric and elastic can reduce loose movement but should not be represented as equivalent to a hard crush-resistant box.

The memory insert occupies space in the game-card layout, so do not assume the maximum 24-game count stays intact when the insert is installed. PowerA documents dimensions of about 5.0 × 0.47 × 4.02 inches for the family. Artwork variants and currently available SKUs can vary; the named Mario product has a maker reference price of $9.99.

Pros: light foldable design; visible, individually organized slots; hook-and-loop retention; ID window; integrates well with a larger protected bag. Cons: less rigid protection; elastic construction may show wear; potential trade-off between memory insert and game-slot usage. Who should buy it: gamers who prioritize quick swaps and always keep their card wallet inside a separate protective bag.

JSAUX Game Card Case 40 BG0118: Best for large physical collections

When the library exceeds 24 cards, a 40-slot organizer becomes reasonable. The JSAUX Game Card Case 40 for Switch 2, model BG0118, is an actual manufacturer-listed product with a magnetic snap closure and a three-section organized layout. JSAUX states that it supports Switch 2, original Switch, Switch OLED, and Switch Lite game cards. The maker’s comparison table lists dimensions of 157 × 90 × 27.3 mm and weight of 225 g.

Forty dedicated game slots are the principal selling point. Owners who borrow titles from friends, collect physical editions, or maintain a shared household library can store many more cartridges without juggling multiple 12-card shells. The magnetic closure is for access convenience; it should not be described as waterproofing or impact certification. Likewise, a protective hard shell offers some structural separation but does not justify an invented drop-height claim.

Pros: highest dedicated game capacity in this selection; manufacturer-confirmed game-card support across the Switch family; three-section grouping; secure-feeling magnetic closure by design. Cons: 225 g is substantial compared with the small HORI cases; 40 slots are excessive for a mostly digital library; availability needs special checking. JSAUX’s product page has displayed a “COMING SOON” banner at the same time as price and add-to-cart elements, so a displayed $19.99 black-variant price is not proof that an order will ship today.

Who should buy it: gamers who already own a large physical library and want all cards together. Who should skip it: people transporting only a half-dozen games. An oversized case with many empty slots may be harder to pack than two small, purpose-filled organizers.

JSAUX Mini Multi-Card Case 24 BG0142: Best soft organizer

The JSAUX Mini Multi-Card Case 24, BG0142, trades the rigid tray format for a zippered fabric pouch. JSAUX identifies a 24-game-card capacity, and its published comparison with the BG0118 reports a 173 × 122 × 24 mm body and a weight of 115 g. A retailer describing this specific SKU adds a 900D felt exterior, soft velvet lining, and elastic card retention. Those surface-material details are retailer claims rather than independently inspected fabric measurements.

Soft-wall storage makes sense if the game holder will sit inside a separate bag with a padded section and you prefer a wallet that opens flat. The elastic loops make many cartridges visible at once while reducing the chance that loose cards migrate between pockets. The zipper gives a second layer of retention before the pouch gets placed in a backpack. Yet none of this turns a soft pouch into a crushproof or weather-sealed container.

Pros: 24 visible card positions; zippered closure; lighter weight than the JSAUX 40-slot case; soft interior that can separate cards from direct contact with a hard shell. Cons: bigger flat footprint than a tiny palm-size HORI organizer; elastic can eventually stretch; no verified independent impact test or waterproof rating. JSAUX lists a $14.99 reference price but the final shipping cost and stock remain retailer-dependent.

Who should buy it: Switch 2 owners who like wallet-style presentation but want a zipper rather than the TriFold’s hook-and-loop closure. Who should skip it: buyers whose main worry is crushing pressure under luggage, where a rigid case inside protected baggage may be preferable.

JSAUX Game Card Case 24 BG0125: Best folding hybrid organizer

This product requires more careful reading than most. A retailer lists JSAUX Game Card Case 24 for Switch 2 with model number BG0125, but its detailed specifications break the total into 16 game-card positions plus eight TF/microSD positions. Therefore, its “24” is the number of combined card compartments, not a claim that you can fit 24 game cartridges. It is a notably different proposition from the JSAUX BG0142, which really is described as a 24-game-card pouch.

According to that listing, the BG0125 can fold into a compact dual-layer block or open flat to expose its card positions. It uses a magnetic snap closure and ABS, PC, and silicone materials. The reported external dimensions are 92.4 × 76.5 × 28.2 mm and weight is about 142 g. This is the most compact-shaped hybrid organizer in the selection that offers a distinct unfolding layout, although its U.S. availability and precise purchase price were not verified.

Pros: clear split between game and memory storage once specifications are read; magnetic folding mechanism; compact block dimensions; physical separation between different card types. Cons: easily misunderstood 24-card name; reliance on a retailer listing for specifications; memory-card slots do not increase physical game capacity; no confirmed U.S. seller checkout. Do not replace a manufacturer’s exact SKU with an apparently similar “JSAUX 24-slot” listing without checking its photos and layout.

Who should buy it: someone with fewer than 16 Switch game cards and several memory cards who values a compact fold-out layout. Who should skip it: anyone specifically looking for 24 slots for cartridges—choose HORI NSX-009U, PowerA TriFold, or JSAUX BG0142 instead.

How to choose a cartridge case without wasting money

Count physical game cards, not every game in your account

Digital games in your Nintendo account and downloaded software do not need physical storage. Count the actual game cards on your shelf, including older original Switch games you still use, then add room for the next few titles you realistically expect to buy. A person with eight physical games might be better off with a 12-slot case than a bulky 40-slot organizer. A library of 20 games points naturally to a 24-slot product. If you already own more than 30, a dedicated 40-slot case begins to make sense.

Do not count a microSD card holder as a game cartridge slot. Product pages sometimes combine capacities in a way that flatters a headline: 16 + 8 may become “24 cards,” but only 16 of those are usable game slots. Cross-check the actual product photograph against the specification table before buying, especially for budget accessories with similar names.

Understand Switch 2 game cards and game-key cards

Nintendo Switch 2 recognizes regular physical game cards and game-key cards. A regular game card carries game content according to its release; a game-key card instead grants access to download the game software and still needs to be inserted when playing. Game-key cards do not become digital-only games after the first download. They remain physical items that benefit from safe storage.

Nintendo’s guidance also says that a game-key card requires enough storage and an internet connection for its initial download. That is important on a trip: having the card safely in your case does not guarantee that an unprepared console can immediately run the game offline. Download required content and update the system before you travel, rather than discovering the requirement without internet access.

Do not confuse microSD, microSD Express, and game cards

These terms describe different things. Nintendo Switch 2’s physical game cards are proprietary game media inserted into the game-card slot. microSD Express is a compatible removable storage standard for expanding Switch 2 game-data space. Ordinary microSD cards may fit in some accessory organizers but must not be assumed suitable for expanded Switch 2 game storage. Likewise, an organizer advertising “microSD slots” is not promising any cards are included or that your console supports them.

PowerA’s Game Card Case XL and Premium case both deliberately list game-card capacity separately from microSD capacity. That is useful transparent labeling. If a third-party organizer says “TF cards,” treat that as the maker’s naming for small memory cards and verify the individual slots and your actual card type; do not assume specific storage-media behavior from the organizer label.

Choose a closure for how you carry the case

A rigid snap case works well for a compact box that opens on a table, provided the lid shuts fully and cards do not press into it. A sliding mechanism can offer an orderly, low-profile shelf format but may be less intuitive if someone opens the holder while walking. A magnetic closure is quick to access, yet it still requires an outer compartment that stops the case from opening under pressure. A zipper encloses a soft wallet, while hook-and-loop closure is straightforward but audible and exposed to lint over time.

There is no credible basis to rank these mechanisms by measured drop resistance without comparative testing. Instead, ask where the case will live: inside a padded backpack pocket, in a luggage organizer, on an at-home shelf, or loose in a bag full of power adapters. For carry-on or commuting, the smarter setup is often a snug cartridge holder placed inside a separate protected sleeve.

Prioritize easy removal over maximum grip

Cards should stay put when a case is turned, but you should not have to bend them or pull on exposed contacts to remove them. Form-fitting rubber channels, hard plastic grips, and elastic loops all work differently. Product listings rarely supply a standardized insertion-force test, so claims such as “the easiest slots” should not be treated as established facts. If you can inspect a case in person, gently remove and replace one unneeded game card and check that it does not catch or scrape.

For younger family members, a holder with clearly visible positions and a closure they can operate may be more useful than the densest card layout. Teach users to grip the card by its edges, put it straight back into its assigned place, and close the holder before moving. Avoid cards rubbing against keys, coins, or unprotected charger plugs.

Choose hard or soft storage according to the risk

Hard shells such as HORI and the JSAUX 40-slot case provide physical separation from objects around them, but they are not certified crushproof simply because they are rigid. A fabric wallet such as JSAUX BG0142 offers lighter organization and a softer contact surface yet benefits from an external padded compartment. A rigid card case placed loose in a bag can still experience severe point loading, particularly when squeezed near heavy metal accessories.

Water resistance also should not be assumed. Unless a model lists a substantiated sealing or ingress-protection rating, keep it away from spills and wet outer pockets. For airport travel or daily school commutes, store game cards in an interior section of your personal bag instead of an easily accessed outside pocket.

Factor in replacement cost and availability

For these relatively inexpensive accessories, shipping fees and seller authenticity can matter as much as the sticker price. HORI lists its U.S. NSX-009U at $9.99, while Nintendo shows its five-piece empty original-style Switch 2 case pack at a $7.99 regular price; those products solve very different jobs. A low headline price is poor value if you need to pay import shipping or buy a second case because the slot count was misunderstood.

Check the exact model identifier first. Then confirm that the photographed layout, contents, actual item condition, shipping location, return window, and available quantity agree with the listing. Manufacturer pages sometimes show a product price while also labeling it unavailable or coming soon. This roundup is a decision guide, not a live inventory guarantee.

How these cartridge cases were selected

The selection began with documented capacity and current Switch 2 compatibility, then compared the real purpose of each storage format: small hard shell, high-capacity rigid case, hybrid memory organizer, foldable wallet, and zippered fabric pouch. Manufacturer pages from HORI, PowerA, Nintendo, and JSAUX were the primary sources wherever available. A separately identified third-party retailer provided specific BG0125 details that could not be treated as independently manufacturer-verified. Every item is a named product rather than a generic accessory described as though it had a real SKU.

These recommendations are based on published product documentation and practical design analysis. Geek Gaming Tricks did not perform drop tests, water tests, contact-wear measurements, or long-term retention tests for this article. The quoted prices are manufacturer reference listings checked during research on October 22, 2026, where available, and not promises of checkout availability. We excluded full-size Switch 2 console travel cases from the ranked list because they address a different shopping job, even though some also provide game-card loops.

How to store and maintain Switch 2 game cards safely

Label your library without marking the card contacts

Keeping games in alphabetical or genre order saves time, particularly in cases with more than 20 positions. Use the original printed game label as the primary identifier. For a library shared by adults and children, keep a small inventory note on your phone or a removable paper index rather than sticking labels directly to the plastic contacts or altering the game card. With a translucent organizer, a handwritten paper index tucked alongside the holder may be sufficient.

Some game cartridges are game-key cards. Mark that distinction in your personal inventory if it matters for travel planning, since these games require the corresponding downloaded content. That note may be more important than keeping every cartridge in numerical order.

Insert and remove cards gently

Handle each cartridge by its edges with clean, dry hands. Insert it in the orientation shown by the case’s slot design. Never force a card into a channel that appears too narrow; stop and verify you did not receive a holder intended for a different portable console. If the case grips tightly, press the designed release area or ease the card out without fingernails scraping the contacts. Avoid bending the card, and close the cover only when every cartridge is fully seated.

When returning a cartridge to the Switch 2 system, follow Nintendo’s official game-card insertion and removal instructions. The console’s card slot is not a storage compartment for multiple loose cards; keep spare games in their proper organizer rather than near the console’s open slot.

Keep moisture, grit, and heat away

Small hard cases and cloth wallets collect lint, dust, or crumbs if stored in everyday bags. Before closing a holder, check that card contacts and individual slots look dry and free from visible debris. Wipe the exterior with an appropriate dry microfiber cloth. Avoid soaking felt or unsealed cases, applying solvents to cartridge contacts, or using compressed air directly against delicate components without product guidance.

Store game cartridges away from direct sun on hot car dashboards and from sources of liquid. For travel, place the closed case in an interior bag pocket rather than the same compartment as bottles. Protection depends as much on packing behavior as on the accessory itself.

Frequently asked questions about Switch 2 cartridge cases

Do original Nintendo Switch cartridge cases fit Switch 2 game cards?

Some do, but verify the manufacturer statement for the exact holder. PowerA explicitly lists Switch 2 compatibility for its Premium case, Case XL, and selected TriFold products. HORI’s newer NSX-009U and NSX-008 cases specifically support both generations. Do not infer universal compatibility for every older third-party accessory simply because the cartridges look similar. The most reliable answer is the product maker’s supported-platform list.

Does a game-key card need a slot in the organizer?

Yes. A game-key card is a physical cartridge, even though the software download comes from the internet. Nintendo requires the game-key card to remain inserted when running the game after download. Treat it like any other valuable game card when moving between locations. The case protects and organizes the card; it cannot replace the card’s role or pre-download content for you.

Is a 24-slot case enough for most Switch 2 owners?

It is a practical middle size, not a universal rule. If you own seven physical games, 12 spaces can be easier to pack. If you have 18 and buy a few games each year, 24 leaves modest growth room. If the household shares 35 or more physical games, a 40-slot holder may reduce confusion. Calculate from your physical cartridges rather than the number of icons on the HOME Menu.

What is the difference between a 24-card case and a 24-game-card case?

The wording can change the answer dramatically. JSAUX BG0125 is described as a 24-card hybrid with 16 game slots and eight memory-card slots, while BG0142 is advertised as a 24-game-card pouch. Similarly, PowerA’s 24 + 24 Game Card Case XL provides two separate categories of spaces. Always read the count associated with game cards, not only the headline number.

Can these cases store microSD Express cards?

Several have small memory-card compartments, but not every listing specifically names microSD Express. Physical storage slots and console storage compatibility are separate matters. Before using a case for valuable microSD Express media, verify slot dimensions and retention with the manufacturer’s current specifications. Never buy an ordinary microSD card for Switch 2 game expansion just because the carrying case advertises microSD storage.

Are magnetic cartridge cases safe for Switch 2 game cards?

The JSAUX BG0118 and BG0125 use a magnetic closure according to their listings. That is a closure-design fact, not evidence of an independently researched storage environment or a reason to claim that every magnetic accessory is risk-free. Choose accessories intended for Switch-format cartridges, avoid modifying the magnetic mechanism, and follow Nintendo’s handling guidance. Do not attach stronger aftermarket magnets or metal pieces to game cards.

Can I use Nintendo’s five-pack of Switch 2 game cases instead?

Yes, if your priority is keeping individual games in standard-size retail-style cases, replacing missing packaging, or displaying custom box art. Nintendo’s U.S. product SKU 126500 is a set of five such cases. It is not a compact holder for 12, 24, or 40 loose cartridges and will occupy considerably more shelf or bag space per game. Collectors may want both kinds: individual cases at home and a small cartridge organizer for travel.

Should children carry all the family cartridges in one case?

Usually not if losing the whole case would be costly. A small 12-slot travel selection can be easier to supervise than bringing every shared game. Keep the main family collection at home, let a child select a few titles for a trip, and teach a routine of placing each cartridge back into its assigned slot immediately after swapping games. Prioritize a case the child can open and close correctly without forcing the cards.

Final thoughts

The best Switch 2 cartridge cases are the ones that match how you own and move physical games. The HORI NSX-009U is the easiest starting recommendation for a straightforward 24-card library. Go smaller with HORI NSX-008 or PowerA Premium when a dozen games is enough; choose PowerA Case XL when you genuinely need organized microSD storage as well. PowerA TriFold and JSAUX BG0142 offer alternative wallet-like access, while JSAUX BG0118 is the clearest high-capacity option for collectors. For the JSAUX BG0125, remember the crucial count: 16 game slots, eight memory slots. Before ordering, check the exact model, actual U.S. stock and seller terms. A well-chosen case should keep your cartridges easy to find, easy to remove, and protected as part of a sensible travel setup—without pretending to be more durable than its published specifications prove.