he Sidekick PRO holds 100 double-sleeved cards in extra Thick Inner Sleeves. It can also fit 100 regular double-sleeved cards and has extra room for token cards. This premium box is also equipped with our highly rated convertible system: The completely removable cover clips onto the bottom, saving precious space on the gaming table. The Sidekick PRO is available in all 5 colors used in Magic: The Gathering™.