Charmeleon (8/68) (Charizard Stamp #15) [Battle Academy 2020] Darkness[+30] when exactly 1 Synchro Monster

when exactly 1 Synchro Monster is Special Summoned to your opponent's side of the field: You can banish this card from your Graveyard to target that face-up Synchro Monster

face-up monsters you control with that same Type gain 800 ATK

Set: Duel Terminal 7 Card type: Xyz/Effect Monster Rarity: Super Rare Attack: 2550 Defense: 1650 2 Level 4 "lswarm" monsters While this card has Xyz Material

Set: The Lost Millennium Card type: Effect Monster Rarity: Ultimate Rare Attack: 100 Defense: 1800 You can flip this card into face-down Defense Position once per turn during your Main Phase

if this card attacks

Charmeleon (8/68) (Charizard Stamp #15) [Battle Academy 2020] Darkness[+30] when exactly 1 Synchro MonsterSet: Battle Academy 2020 Type: Fire Rarity: Promo Retreat cost: Colorless