Trapped in the Upside Down

When this card enters the battlefield, the exile
the target creature an opponent controls until
Trapped in the Upside Down leaves the
battlefield.
Rescue — opponent spends {4} and sacrifices a creature they control.
Return target creature.
Abandon — {x}{1}: put target creature with mana
value {x} exiled with Trapped in
the Upside Down into its owner's graveyard