Chu'Chu, Collector of Souls

Reap: Sacrifice target creature you control.
{t}: Return —Pay X life, where X is equal to the
number of a creatures sacrificed by Chu'Chu.
Create a token copy of each creature sacrificed that
way.
{b}{b},{t}: Imbue —Target creature you control
gains all activated abilities and traits of creatures sacrificed by Chu'Chu this game.
"Not even the souls of their children were spared..." -Campfire Storyteller