Vigilance, trample
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Morbid — When Wakedancer enters the battlefield, if a creature died this turn, create a 2/2 black Zombie creature token.

Warden of the Wall enters the battlefield tapped.
: Add .
As long as it's not your turn, Warden of the Wall is a 2/3 Gargoyle artifact creature with flying.

Whenever this creature transforms into Werewolf Ransacker, you may destroy target artifact. If that artifact is put into a graveyard this way, Werewolf Ransacker deals 3 damage to that artifact's controller.
At the beginning of each upkeep, if a player cast two or more spells last turn, transform Werewolf Ransacker.

Target creature gets +3/+1 and gains trample until end of turn.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flying, intimidate, trample (A creature with intimidate can't be blocked except by artifact creatures and/or creatures that share a color with it.)
Whenever a player loses the game, put thirteen +1/+1 counters on Withengar Unbound.

: Wolfbitten Captive gets +2/+2 until end of turn. Activate this ability only once each turn.
At the beginning of each upkeep, if no spells were cast last turn, transform Wolfbitten Captive.

Equipped creature has ": This creature deals 1 damage to any target" and ": This creature deals 3 damage to target Werewolf creature."
Equip

Target creature deals damage to itself equal to its power.

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Return all Zombie creature cards from your graveyard to the battlefield tapped, then destroy all Humans.