White-Bramble the Vengeful

Undergrowth—White-Bramble the Vengeful
enters the battlefield with X +1/+1 counters on
it, where X is equal to the number of creature
cards in your graveyard.
Sacrifice another non-artifact, non-token
creature: Search your library for a Forest or
Swamp card and put it into the battlefield tapped.
{b}{g}: White-Bramble the Vengeful gains
swampwalk until end of turn.