Shrivnex, Decaying Snatcher

Recover {2}{b/g} (When a creature is put into
your graveyard from the battlefield, you may
pay {2}{b/g}. If you do, return this card from your graveyard to your hand. Otherwise, exile this
card.)

When Shrivnex is recovered from your graveyard
you may pay 2 life. If you do you may return another target card from your graveyard to your
hand.