Gravewatcher Mythical - When another copy of this unit is in play that you own, both it and this copy are destroyed. Unique - Only one copy of this rune may be played in a Battle Group. if you can only have 1 in your build Mythical isn't needed 2. Carrion Collosus Zombie apocalypse - While you control at least 5 champions with this ability, this unit gains Latch On and Swarm: Festering Corpse. Swarm Carrionling - When this champion destroys a champion on a basic attack, a Level 1 Carrionling champion is spawned under your control in the location the destroyed champion occupied. Needs to be 1 or the other in Zombie build do you get both?