Containment Priest (Invocation) [Amonkhet Invocations] Coldsnap Promos you can Special Summon 1

you can Special Summon 1 Dragon-Type monster except "Red-Eyes Darkness Metal Dragon" from your hand or Graveyard

you'll understand why

Set: Champions of Kamigawa Type: Enchantment Rarity: Uncommon Cost: {2}{W} Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you

Set: Raging Battle Card type: Synchro/Effect Monster Rarity: Ultra Rare Attack: 2400 Defense: 1600 1 Tuner + 1 or more non-Tuner Dragon-Type monsters If this card battles a monster whose ATK is equal to or less than the ATK of this card

Set: Starstrike Blast Card type: Synchro/Effect Monster Rarity: Ultra Rare Attack: 3500 Defense: 3000 2 Tuners + "Red Dragon Archfiend" This card gains 500 ATK for each Tuner monster in your Graveyard

Containment Priest (Invocation) [Amonkhet Invocations] Coldsnap Promos you can Special Summon 1Set: Amonkhet Invocations Type: Creature Human Cleric Rarity: Mythic Cost: {1}{W} Flash If a nontoken creature would enter the battlefield and it wasn't cast, exile it instead.