Omen, Herald of Gargos

Flying
Imprint - Whenever Omen enters the battlefield,
exile target creature card from a graveyard.
Omen has all activated and triggered abilities of
the last creature it imprinted. (Ignore this effect if
there are no creatures in graveyards.)
{u/b}{u/b}{u/b}{u/b}: Exile Omen, then return it to the battlefield under its owner's control.