Creature of Fenkenstrain

When Creature of Fenkenstrain enters the battlefield, return target creature card from your graveyard to the battlefield.
When the creature put onto the battlefield with Creature of Fenkenstrain dies, exile it and return Creature of Fenkenstrain to its owner's hand.
When Creature of Fenkenstrain leaves the battlefield, exile the creature put onto the battlefield with Creature of Fenkenstrain.