Tyrant of the Marsh

Deathtouch, trample
Zombies and dinosaurs you control get +1/+1 and deathtouch.
{2}{b}{b}, Sacrifice a creature: Return Tyrant of the Marsh to the battlefield under your control with a +1/+1 counter on it. You lose 2 life.
It's often easier to spot with your nose rather than your eyes.