Iry-Hor, The First Lich

Wither, Devour 2, Lifelink
Whenever you gain life, put that many +1/+1
counters on Iry-Hor, The First Lich.
Whenever a player loses the game, you may
gain life equal to the number of permanents they
controlled before losing.
"I find myself, after sleeping aeons away, in a world
busy with life and feeling positively ravenous."