Flesh-Ravaging Tyrant

Menace, Bloodthirst X(This creature enters
with X +1/+1 counters on it, where X is the damage dealt to your opponents this turn.)

Enrage - Whenever Flesh-Ravaging Tyrant is dealt damage, choose an opponent at random.
Flesh-Ravaging Tyrant deals damage equal to its power to that player unless they sacrifice a nontoken creature. (Indoraptor, the Perfect Hybrid - Dinosaur Mutant)