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Product Reviews 2026-11-15 Gamegenic: Home 0 views

Sidekick Pro 100+ XL: What Fits Inside Your MTG Deck Box

Sidekick Pro 100+ XL: What Fits Inside Your MTG Deck Box

Answers to the most common questions about Sidekick Pro 100+ XL capacity, double-sleeved cards, the Slide Card Case, and accessories.

Capacity and card fit

How many double-sleeved cards does the Sidekick Pro 100+ XL hold?
The box is designed to hold up to 100 double-sleeved cards in extra-thick inner sleeves. It can also hold 100 regular double-sleeved cards with added room for token cards or a sideboard. The capacity is optimized for Gamegenic sleeves; sleeves from other brands may affect fit and capacity.
Does it fit double-sleeved cards?
Yes. The Sidekick Pro 100+ XL is built for double-sleeved decks, including those using extra-thick inner sleeves. Keep in mind that non-Gamegenic sleeves might change the fit, so test your specific sleeve combination if you are unsure.
What are the exact dimensions of the box?
The product measures 110 x 104 x 102 mm (W x D x H). These dimensions help you judge whether it will fit in your bag or storage space.

Slide Card Case and convertible features

What is the Slide Card Case and how does it work?
The Slide Card Case is a UV-protected case integrated into the front of the box. It can be removed and used during gameplay to display your Commander or top card while keeping it protected. It is detachable, so you can set it on the table without opening the main box.
How does the convertible system save table space?
The cover is completely removable and clips to the bottom of the box. This keeps the lid out of the way and gives you easy access to your cards during play, saving precious space on the gaming table.
Does the box have a secure closure?
Yes, strong magnets provide a secure closure, so the box stays shut when you carry it.

Storage for tokens and accessories

Where do I store tokens and dice?
A hidden, sturdy drawer provides extra storage for tokens or dice, keeping your gaming essentials organized. The box also has additional space for tokens alongside the cards.
Can I fit a sideboard in the box?
Yes, when using 100 regular double-sleeved cards, there is added room for token cards or a sideboard. If you use extra-thick inner sleeves, the box is designed for up to 100 double-sleeved cards, so the extra space may be limited.

Product details at a glance

Sleeve compatibility and other questions

Will my non-Gamegenic sleeves fit?
The capacity is optimized for Gamegenic sleeves. Sleeves from other brands may affect capacity and compatibility, so the fit could be tighter or looser. The supplied information does not confirm compatibility with specific third-party sleeves.
What designs are available?
The Sidekick Pro 100+ XL features officially licensed Magic: The Gathering artwork in multiple designs. The available variants are Lorehold, Prismari, Quandrix, Silverquill, and Witherbloom.
Is the box officially licensed?
Yes, it features officially licensed artwork from Magic: The Gathering. The representation of compatibility does not infer challenge of intellectual property rights, nor the endorsement of our products by the represented company.

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