true fit card sleeves 3000 Pack Clear, Perfect Inner Sleeves Ideal for Double-sleeving, Trading Card Sleeve Compatible with MTG, PKM, TCG and Gaming Cards (60 Microns) : Toys & Games these exact fit sleeves (64mm x 89mm) provide a snug fit for standard TCG cards up to 63mm x 88mm Perfect Fit Sleeves – Inner

You can even enable this card draw by activating his Chapter Master ability to put 2 tokens into play for 6 mana

Which means more packs

It even produces mana if you arent using it on legendary spells, which is a bigger boon than many creatures that only produce mana for creatures and such

"The outline for Commander decks just doesn't have enough resources to support double-faced cards, so they're what we call 'out of scope'." Rosewater's explanation suggests double-sided cards won't be appearing in Commander precons anytime soon

Summoning Blue-Eyes monsters becomes so much easier when sending them to the Graveyard for easy revival

Number 39: Utopia can be summoned on top and negate its own attack to double the ATK again with Double or Nothing