Trinisphere [Double Masters] SM211 and what to do when

and what to do when either goes wrong

each player may put a permanent card from their hand onto the battlefield

Set: EX: Crystal Guardians Type: Colorless Rarity: Holo Rare Retreat cost: Colorless

Set: Legendary Collection Type: Psychic Rarity: Holo Rare Retreat cost: Colorless

Set: Monarch Edition: 1st Edition Finish: Cold Foil Type: Equipment Subtype: Chest Rarity: Legendary Class: Shadow If you defend with Carrion Husk

Trinisphere [Double Masters] SM211 and what to do whenSet: 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.)