Carsnapivore

Infect, Cripple 3 (Creatures that block this creature
get 3 -1/-1 counters when combat damage is dealt)
Carsnapivore only gives poison counters to players.
{5},{t}: Target creature with flying takes 7 damage
Whenever a creature you control dies, you may pay {4}. If you do, put a +1/+1 counter on
Carsnapivore .