Solo, Master of Espionage

Authority of Knowledge:
Whenever your opponent casts a spell, you may pay {1} and look at the cards in their hand. If that spell has the same mana cost as one of the cards in their hand, you may copy that spell and cast it by paying its mana cost.

Master of Espionage:
Whenever one or more creatures you control deals combat damage to a player you can look at that player's hand and reveal a card.