Lim-Dûl the Necromancer

Whenever a creature an opponent controls dies,
you may pay {1}{b}. If you do, return that card to
the battlefield under your control.
If it's a creature, it's a Zombie in addition
to its other creature types.

{1}{b}: Regenerate target Zombie.

“Leshrac, my liege, grant me the power I am due.”