Rykard, Lord of Blasphemy

If you have sacrificed three or more different creatures this turn, you may cast Rykard, Lord of Blasphemy from your graveyard for {g}{r}{b}, this
can be done at anytime you could cast an instant.
Whenever you sacrifice a creature, Rykard, Lord
of Blasphemy deals 1 damage to each opponant
and each creature they control.

Join the Serpent King, as family... Together, we will
devour the very gods!