Vault of Pandemonium

{t}, Add {c}.
{2}, {t}: Exile target creature card from a
graveyard with a void counter on it.
{3}{b}{b}: Until end of turn, Vault of
Pandemonium becomes a 3/3 black Horror
creature with all abilities of target creature card
in exile with a void counter on it until end of
turn. Activate only once each turn.