Ezuri, Stalker of Spheres 
Legendary Creature — Phyrexian Elf Warrior
When Ezuri enters, you may pay 
. If you do, proliferate twice.
Whenever you proliferate, draw a card.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL