Light and Darkness Dragon

Level 8 LIGHT/Dragon Effect Monster
2800 ATK / 2400 DEF

Cannot be Special Summoned. While face-up on the field, this card is also DARK-Attribute. Once per Chain, during either player's turn, when a Spell Card, Trap Card, or monster effect is activated: This card loses exactly 500 ATK and DEF and that activation is negated. When this card is destroyed and sent to the Graveyard: Target 1 monster in your Graveyard (if possible); destroy all cards you control, also Special Summon that monster (if any).

Rulings – Yugipedia

Printings:

Yu-Gi-Oh! GX Volume 1 promotional card: YG01-EN001 (Secret Rare) - 2007-11-06
Light and Darkness Power Pack: LDPP-EN001 (Ultra Rare) - 2007-11-14
Retro Pack 2: RP02-EN095 (Secret Rare) - 2009-07-28
Storm of Ragnarok: Special Edition: STOR-ENSE1 (Super Rare) - 2011-03-22
Astral Pack Two: AP02-EN016 (Common) - 2013-04-19
25th Anniversary Tin: Dueling Mirrors: MP24-EN024 (Quarter Century Secret Rare)

Prices:

Cardmarket: 2.44 €
TCGplayer: $ 1.67