Gravemind

When Gravemind enters the battlefield create X
1/1 Infect Form Zombie Horror creature tokens
with Deathtouch and"Sacrifice Infect Form: Cast
a creature from exile with an Infested counter on
it without paying its mana cost.
"Whenever a creature an opponent controls
would die instead exile it with in Infested counter.
Gravemind gets +1/+1 for each Infect Form
creature token in play.