Gate Of Lost Journeys

{3}{t}: Turn target creature face down, it is a 2/2.
If it dies exile it. If Gate Of Lost Journeys has
turned 5 creatures face down in a row turn the
cards targeted by Gate Of Lost Journeys still
on the battlefield and face down face up will
3 -1/-1 counters and return all cards exiled
with Gate Of Lost Journeys to the battlefield
under your control