Tapu Koko GX (153/145) [Sun & Moon: Guardians Rising] 55a double its ATK during the

double its ATK during the Damage Step only

) You can only use this effect of "The Prime Monarch" once per turn

Set: Order of Chaos Card type: Xyz/Effect Monster Rarity: Ultimate Rare Attack: 1500 Defense: 1500 2 Level 3 monsters // Once per turn: You can detach 1 Xyz Material from this card

You can only activate 1 "Unauthorized Reactivation" per turn

Set: Champion Pack 3 Card type: Normal Spell Rarity: Ultra Rare Activate only if you control 2 or more face-up Attack Position Spellcaster-Type monsters

Tapu Koko GX (153/145) [Sun & Moon: Guardians Rising] 55a double its ATK during theSet: Sun & Moon: Guardians Rising Type: Lightning Rarity: Secret Rare Retreat cost: Colorless,Colorless