Rainbow Dark Dragon [PTDN-EN003] Secret Rare Labyrinth of Nightmare If you Tribute Summon this

If you Tribute Summon this card

but it is unaffected by other card effects

send all the cards on your side of the field to the Graveyard except this card

and destroy all monsters with 1500 or more ATK

Rainbow Dark Dragon [PTDN-EN003] Secret Rare Labyrinth of Nightmare If you Tribute Summon thisSet: Phantom Darkness 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 by removing from play 7 DARK monsters with different names from your Graveyard. You can remove from play all other DARK monsters you control and from your Graveyard to have this card gain 500 ATK for each card removed.