DoomsDay, Mad Destroyer

Trample, Indestructible
Doomsday-Whenever DoomsDay, Mad Destroyer
Enters the battlefield, destroy target permanent

Evolve (Whenever a creature enters the battlefield
under your control, if that creature has greater power
or toughness than this creature, put a +1/+1 counter
on this creature.)

"I've found the creature! He's hate, death and blood
lust personified! Nothing more."