Megaguirus, Swarm Queen

Flying, Infect
{x}{p/b}{p/b}{p/g}{t}: Create X 1/1 Meganula creature
tokens with flying and infect.
Sacrifice a creature: Megaguirus, Swarm Queen,
gets +1/+1 until end of turn.
Whenever a creature you control dies, each
opponent loses 1 life and you gain 1 life.