Tiberius, Necro Lord of Myrtai

{b}{b}: Remove a creature card from any Graveyard to create an exact duplicate Zombie token with Haste. This token is Zombie in addition to it's other types. Remove it from the game at the end of turn.
{2}: Give target creature a -1/-1 counter and a Zombie target +1/+1 counter.
All undead gain +1/+1 and "{b} to Regenerate this creature" so long as Tiberius is in play or the Command Zone.