The Hollow of Drossenvuhn

{t} add {u},{b},{r}, or{g}

When The Hollow enters the battlefield, choose Vampire, Werewolf, or Zombie. Creatures you control and creature spells you cast are the chosen type.

Whenever a nontoken creature of the chosen type enters the battlefield with either two +1/+1 counters or you create a creature token of your choice 5/5 Green and Black Lycan or 3/3 Red and Blue Vampire.