Moros, the Eternal Whisper

When Moros, the Eternal Whisper enters the battlefield, you may choose a creature card in your graveyard. If you do, return that card to your hand. If you do not, target opponent discards a card.

Whenever Moros, the Eternal Whisper attacks, you may pay 2 life. If you do, return target creature card from your graveyard to the battlefield tapped and attacking.