Fellstar, Dreamslayer

+2: Sacrifice up to two target creatures, if those creatures would die this turn, return them to the battlefield under your control.
-3: Until end of turn creatures you control gain Afterlife 1, if they already have Afterlife, it increases by 1. Sacrifice up to two creatures.
-6: You get an emblem with : creatures you control have: Afterlife 2 and "sacrifice this creature, you gain life equal to its toughness.