Empty Hands

When a player has no cards in hand, if this permanent is an enchantment, it becomes a 4/4 Crocodile creature.

If an opponent has no cards in hand, this spell costs less to cast. Flying

Target player exiles all cards from their hand face down. At the beginning of the end step of that player's next turn, that player returns those cards to their hand.

Imprint — , : You may exile an instant or sorcery card with mana value X from your hand. At the beginning of your upkeep, you may copy a card exiled with this artifact. If you do, you may cast the copy without paying its mana cost.