Cait Sith, Fortune Teller (Final Fantasy Commander)

Legendary Artifact Creature Ñ Cat Moogle - Lucky Slots Ñ At the beginning of combat on your turn, scry 1, then exile the top card of your library. You may play that card this turn. When you exile a card this way, target creature you control gets +X/+0 until end of turn, where X is that card's mana value.