The Dark Creator [PTDN-EN017] Secret Rare Flaming Eternity when your opponent activates a

when your opponent activates a monster effect: You can negate that effect

choose up to 1 "Magic" character in your waiting room

[AUTO] When this card is placed on the stage from your hand or by a"Change" effect

Then if there are 2 or more lesson counters on Barthimont

The Dark Creator [PTDN-EN017] Secret Rare Flaming Eternity when your opponent activates aSet: Phantom Darkness Card type: Effect Monster Rarity: Secret Rare Attack: 2300 Defense: 3000 This card cannot be Normal Summoned or Set. This card can only be Special Summoned, by having 5 or more DARK monsters in your Graveyard while you control no monsters. Once per turn, you can remove from play 1 DARK monster from your Graveyard to Special Summon 1 DARK monster from your Graveyard.