V2, Machine Slayer

Bloodlust (Whenever V2 attacks, flip a coin. If heads, destroy target creature an opponent controls. If tails, deal 6 damage to target creature.)
Relentless Pursuit (If an opponent controls no creatures, V2 gains indestructible until end of turn.)
Evolution of Destruction (At the beginning of your upkeep, if V2, Machine Slayer has destroyed 8
or more creatures this game, transform it into V2, Apex of Destruction.)