The Dung Eater, Curse Giver

Trample
Deathtouch
Age of Despair—Whenever the Dung Eater deals
damage to an opponent, they gain a Seabed Curse
token. When there are five Seabed Curse tokens
on the battlefield, exile target creature and
sacrifice the Dung Eater. Deal 5 damage to the opponent with the most Seabed Curse tokens.
"I can kill you and defile your corpse. Then the pox
will truly be your own."