Zed the Exterminator

Zed the Exterminator has Death Touch
If Zed the Exterminator kills a
Legendary Creature he can enter the Vortex.
In the Vortex Zed the Exterminator loses
Death Touch and gains Indestructible
and becomes Zed.
If a Legendary Creature dies whilst Zed is in the
Vortex, Zed leaves the Vortex and all Legendary Creatures lose Indestructible.