Professor's Letter (146a/162) [Alternate Art Promos] SM69 This effect must be activated

This effect must be activated during your opponent's Battle Phase

Set: Premium Pack 2 Card type: Effect Monster Rarity: Secret Rare Attack: 1300 Defense: 1000 During each of your End Phases

Cannot be activated as Chain Link 2 or higher

Set: Clash of Rebellions Card type: Fusion/Effect Monster Rarity: Ultimate Rare Attack: 3200 Defense: 2500 1 Level 6 "Archfiend" Normal Monster + 1 "Red-Eyes" Normal Monster You can only Special Summon "Archfiend Black Skull Dragon(s)" once per turn

Set: Duel Terminal 2 Card type: Continuous Trap Rarity: Common Attack: 0 Defense: 0 While this card is on the field

Professor's Letter (146a/162) [Alternate Art Promos] SM69 This effect must be activatedSet: Alternate Art Promos Type: Item Rarity: Promo