Zarkrul, Undead Traveler

At the beginning of your upkeep, you may exile a creature from your graveyard. If you do, create an X/X black Zombie creature token with base power and toughness equal to the exiled creature's base power and toughness.
"I long to experience the sensation of my nerves aflame as my soul returned to its body. Though I doubt I'll ever experience it again, I find solace in the chance tha