Tibalt, Seeker of the Occult

Menace
Sacrifice an other permanent: Draw a card and
lose 2 life.
At the beginning of your post combat main
phase, if you sacrificed 4 or more permanents
this turn, you may exile Tibalt, Seeker of the
Occult then return it to the battlefield
transformed into Tibalt, the Red Death
under its owner's control.