Whenever Avriod, the Eye-less enters or leaves the battlefield, for each player you may return a card from that players graveyard or exile to their hand.

At the start of your upkeep, each player on your team may exile any number of lands from their graveyard, then, if twentyfive or more cards where exiled this way, exile Avriod, the Eye-less then return him to the battlefield transformed under his owners control.

Menace, reach, vigalence

Protection from humans.

At the end of each end step or whenever Avriod takes damage, create a 2/2 black Zombie creature token.

Whenever a zombie enters the battlefield under your control, target player may draw a card and lose 1 life.