Crystal Wing Synchro Dragon

Level 8 WIND/Dragon Synchro Effect
3000 ATK / 2500 DEF

1 Tuner + 1+ non-Tuner Synchro Monsters
Once per turn, when another monster's effect is activated (Quick Effect): You can negate the activation, and if you do, destroy that monster, and if you do that, this card gains ATK equal to the destroyed monster's original ATK until the end of this turn. If this card battles an opponent's Level 5 or higher monster, during damage calculation: This card gains ATK equal to the current ATK of the opponent's monster it is battling during that damage calculation only.

Rulings – Yugipedia

Printings:

Shining Victories: SHVI-EN049 (Secret Rare) - 2016-05-05
Battles of Legend: Light's Revenge: BLLR-EN062 (Secret Rare) - 2017-07-06
Duel Power: DUPO-EN068 (Ultra Rare) - 2019-04-03
OTS Tournament Pack 13: OP13-EN008 (Super Rare) - 2020-06-15
OTS Tournament Pack 13 (POR): OP13-PT008 (Super Rare) - 2020-06-15
Ghosts From the Past: GFTP-EN130 (Ghost Rare) - 2021-04-15
25th Anniversary Rarity Collection II: RA02-EN029 (Collector's Rare) - 2024-05-23
25th Anniversary Rarity Collection II: RA02-EN029 (Platinum Secret Rare) - 2024-05-23
25th Anniversary Rarity Collection II: RA02-EN029 (Quarter Century Secret Rare) - 2024-05-23
25th Anniversary Rarity Collection II: RA02-EN029 (Secret Rare) - 2024-05-23
25th Anniversary Rarity Collection II: RA02-EN029 (Super Rare) - 2024-05-23
25th Anniversary Rarity Collection II: RA02-EN029 (Ultimate Rare) - 2024-05-23
25th Anniversary Rarity Collection II: RA02-EN029 (Ultra Rare) - 2024-05-23
Phantom Revenge: PHRE-EN059 (Rare) - 2025-12-04

Prices:

Cardmarket: 0.08 €
TCGplayer: $ 0.19