Diabolic Servitude

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

The List

Commander Anthology

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

Commander 2015

Premium Deck Series: Graveborn

Duel Decks: Mirrodin Pure vs. New Phyrexia

If the creature is on the battlefield and is returned to its owner’s hand or is exiled, this card loses track of the creature and has no further effects in the future.