Mystic Swordsman LV6

Level 6 EARTH/Warrior Effect
2300 ATK / 1700 DEF

Cannot be Normal Summoned (but can be Normal Set). At the start of the Damage Step, if this card attacked a face-down Defense Position monster: Destroy that monster, and if you do, you can place it on top of your opponent's Deck instead of sending it to the Graveyard.

Rulings – Yugipedia

Printings:

Rise of Destiny: RDS-EN008 (Ultimate Rare) - 2004-11-20
Rise of Destiny: RDS-EN008 (Ultra Rare) - 2004-11-20
Dark Revelation Volume 3: DR3-EN068 (Ultra Rare) - 2006-11-25
Legendary Collection 3: Yugi's World Mega Pack: LCYW-EN202 (Common) - 2012-09-29

Prices:

Cardmarket: 1.82 €
TCGplayer: $ 0.68