Impalious, Undead Lycan

Mutate {b/g}{b/r}{g/u}{r/g}{u/b}(Impalious must mutate ontop)

Indestructible

Whenever a creature killed by a Vampire, Werewolf, or Zombie you control dies, put a +1/+1 counter on Impalious.

Werewolves, Vampires, and Zombies you control have protection from white.