Trinisphere [Double Masters] Nightmare Horror conjure a card named Midnight

conjure a card named Midnight Clock onto the battlefield

Set: Unknown Event Type: Instant — Arcane Rarity: Common (Spells without mana costs can't be played)

prevent half that damage

Set: Transformers Type: Legendary Artifact Creature — Robot Rarity: Mythic Cost: {4}{U} More Than Meets the Eye {3}{U} (You may cast this card converted for {3}{U}

then sacrifices the rest

Trinisphere [Double Masters] Nightmare Horror conjure a card named MidnightSet: Double Masters Type: Artifact Rarity: Mythic Cost: {3} As long as Trinisphere is untapped, each spell that would cost less than three mana to cast costs three mana to cast. (Additional mana in the cost may be paid with any color of mana or colorless mana. For example, a spell that would cost {1}{B} to cast costs {2}{B} to cast instead.)