Tainted Dragon

Flying
Whenever a creature enters the battlefield under your control with counters on it, Tainted Dragon deals X damage to target creature or player, where
X is the number of counters on the creature.
{r}: Until end of turn, non-token creatures you control and in your hand have devour 1.
{b/g}, put a -1/-1 counter on Tainted Dragon: Tainted Dragon gains deathtouch until end of turn.