Commandeer [Coldsnap] Pegasus The first player may reveal

The first player may reveal cards from the top of their library until they reveal a creature card

They only specify the consequences should you fail

Set: Alpha Edition Type: Creature — Giant Rarity: Rare Cost: {4}{R} Trample

then reveals the top card of their library

exorcists were always welcome in Scarwood

Commandeer [Coldsnap] Pegasus The first player may revealSet: Coldsnap Type: Instant Rarity: Rare Cost: {5}{U}{U} You may exile two blue cards from your hand rather than pay this spell's mana cost. Gain control of target noncreature spell. You may choose new targets for it. (If that spell is an artifact, enchantment, or planeswalker, the permanent enters the battlefield under your control.)