Grimgrin, Corpse-Born (Oversized) [Commander's Arsenal Oversized] Human Assassin Set: Shadows over Innistrad Prerelease

Set: Shadows over Innistrad Prerelease Promos Type: Enchantment Rarity: Rare Cost: {1}{U}{R} At the beginning of each player's end step

The end of evolution

{T}: Gain control of target creature with power less than or equal to Old Man of the Sea's power for as long as Old Man of the Sea remains tapped and that creature's power remains less than or equal to Old Man of the Sea's power

or becomes tapped

except its name is Sakashima the Impostor

Grimgrin, Corpse-Born (Oversized) [Commander's Arsenal Oversized] Human Assassin Set: Shadows over Innistrad PrereleaseSet: Commander's Arsenal Oversized Type: Legendary Creature Zombie Warrior Rarity: Mythic Cost: {3}{U}{B} Grimgrin, Corpse Born enters the battlefield tapped and doesn't untap during your untap step. Sacrifice another creature: Untap Grimgrin and put a +1 +1 counter on it. Whenever Grimgrin attacks, destroy target creature defending player controls, then put a +1 +1 counter on Grimgrin.