Pearl Palace of Alumeothia

Pearl Palace of Alumeothia enters the battlefield
tapped.
{t}: Add {u} or {b}.
{x}, {t}, Sacrifice Pearl Palace of Alumeothia: Add
X mana in any combination of colors to your
mana pool. Create a 1/1 blue and black Horror
creature token with "{t}, Sacrifice an Elf: Return
Pearl Palace of Alumeothia from your graveyard
to your hand."