Dark Magician Knight

Level 7 DARK/Warrior Effect
2500 ATK / 2100 DEF

Cannot be Normal Summoned/Set. Must be Special Summoned with "Knight's Title" and cannot be Special Summoned by other ways. When this card is Special Summoned: Target 1 card on the field; destroy that target.

Rulings – Yugipedia

Printings:

Yu-Gi-Oh! Reshef of Destruction promotional cards: ROD-EN001 (Prismatic Secret Rare) - 2004-06-29
Yu-Gi-Oh! Double Pack promotional cards: ROD-EN001 (Super Parallel Rare) - 2006-02-22
Legendary Collection 3: Yugi's World Mega Pack: LCYW-EN028 (Common) - 2012-09-29

Prices:

Cardmarket: 8.83 €
TCGplayer: $ 7.03