Rainbow Dragon [TAEV-EN006] Secret Rare Gladiator's Assault also it cannot be destroyed

also it cannot be destroyed by battle

Set: Countdown Calendar Promos Type: Darkness Rarity: Promo Retreat cost: Colorless

Set: Sneak Preview Series 1 Card type: Effect Monster Rarity: Ultra Rare Attack: 1800 Defense: 1300 This card's name is treated as "Harpie Lady"

Set: Judgment of the Light Card type: Synchro/Effect Monster Rarity: Secret Rare Attack: 3200 Defense: 2800 1 Tuner + 1 or more non-Tuner monsters Must be Synchro Summoned

Rainbow Dragon [TAEV-EN006] Secret Rare Gladiator's Assault also it cannot be destroyedSet: Tactical Evolution Card type: Effect Monster Rarity: Secret Rare Attack: 4000 Defense: 0 This card cannot be Normal Summoned or Set. This card cannot be Special Summoned, except from your hand while you have 7 "Crystal Beast" cards with different names on the field or in your Graveyard. This card cannot activate its effects the turn it Special Summoned. Send all "Crystal Beast" monsters you control to the Graveyard; This cards gains 1000ATK for