The Lamb, Vessel

Whenever you sacrifice a creature token, If it was red The Lamb target creature gains haste until end of turn,
if it was white gain 2 life, If it was any other color The Lamb gain +1/+1 and trample until end of turn

Whenever you sacrifice a creature put a +1/+1 Counter on The Lamb

{3}{r}{w}: Sacrifice target creature

"Come closer. Fear not, for though you are already dead, I still have need of you."