Nyex, selfless lord

First strike, haste, lifelink
Whenever you sacrifice a non token creature
to pay the cost of its own ability create a token
that is a copy of that creature except its a Zombie
Cleric in addition to its other types, has haste and
etheral. (sacrifice every etheral creature
you control at the beginning of your end step)
Sacrifice a Zombie Cleric: draw one card
and lose 3 life