Vex'aedra Revenhallow

Whenever Vex'aedra Revenhallow deals combat damage to a player, you may pay 2 life. If you do, search your graveyard for a creature card and exile it. Create a token that’s a copy of that card except it’s a black Phyrexian Zombie in addition to its other types.
Sacrifice a creature: Return target creature card from your graveyard to your hand. Activate this ability only as a sorcery
Whenever Vex'aedra Revenhallow is dealt damage, you may exile that many cards from your graveyard. If you do, put a +1