Slifer the Sky Dragon [TN19-EN008] Prismatic Secret Rare DP35 You can only use the

You can only use the effect of "Archfiend Heiress" once per turn

Set: Black & White: Dragons Exalted Type: Lightning Rarity: Holo Rare Retreat cost: Colorless

While your opponent controls only 2 monsters

Set: Sun & Moon: Crimson Invasion Type: Colorless Rarity: Secret Rare Retreat cost: Colorless

If it is your opponent''s turn

Slifer the Sky Dragon [TN19-EN008] Prismatic Secret Rare DP35 You can only use theSet: 2019 Gold Sarcophagus Tin Card type: Effect Monster Rarity: Prismatic Secret Rare Attack: ? Defense: ? Requires 3 Tributes to Normal Summon (cannot be Normal Set). This card's Normal Summon cannot be negated. When Normal Summoned, cards and effects cannot be activated. Once per turn, during the End Phase, if this card was Special Summoned: Send it to the GY. Gains 1000 ATK and DEF for each card in your hand. If a monster(s) is Normal or Special