The Master Sword

Indestructible
Equipped creature gets +5/+2, has Protection
from black and has "Whenever this fights, the opposing creature has no card text or activated abilities until end of turn, and all enchantments attached to it are destroyed."
Whenever equipped creature destroys a creature,
exile it. During your end step, if the combined
power of all creatures exiled in this way is 12 or greater, you win the game.
Equip {w}{w}{w}{w}{w}{w}{w}