The Hobbit Variants: Bilbo’s Gambit (0285 – Extended Art)

Gift a Treasure (You may promise an opponent a gift as you cast this spell. If you do, they create a Treasure token before its other effects. It’s an artifact with “, Sacrifice this token: Add one mana of any color.”)
Return target spell to its owner’s hand. If the gift was promised, players can’t cast spells this turn.