Whenever a creature an opponent controls is put into a graveyard from play, you may pay 1B. If you do, return that card to play under your control. If it's a creature, it's a Zombie in addition to its other creature types.
1B: Regenerate target Zombie.
Non Foil / Near Mint - $2.47
Non Foil / Slightly Played - $2.22
Non Foil / Moderately Played - $1.98
Non Foil / Heavily Played - $1.48
Non Foil / Damaged - $1.24