Trinisphere (154) [Darksteel]Rarity: R #: 154 Creature Type or Sub Type: Artifact Rules Text Contains: As long as Trinisphere is untapped, each spell that would cost less than three mana to play costs three mana to play. (Additional mana in the cost may be paid with any color of mana or colorless mana. For example, a spell that would cost 1B to play costs 2B to play instead.) Set: Darksteel Number: 154