Mesmeric Fiend

Mesmeric Fiend

Creature - Nightmare Horror | Power/Toughness: 1 / 1 (CMC 2)
When Mesmeric Fiend enters the battlefield, target opponent reveals their hand and you choose a nonland card from it. Exile that card.
When Mesmeric Fiend leaves the battlefield, return the exiled card to its owner's hand.