Rubbadubglub, Drinker of Bl

Flying
Bind Essence- Sacrifice a creature you
control. Until the end of turn Rubbadubglub,
Drinker of Blood gains all abilities of sacrificed
creature and gets +X/+0 where X is the
sacrificed creature’s power. Activate this ability
only once each turn.
"mmmmmm....Tasty!"