Noble Knight Gwalchavad

Level 4 LIGHT/Warrior Effect
1500 ATK / 1800 DEF

This card is treated as a Normal Monster while face-up on the field. While equipped with a "Noble Arms" Equip Spell Card, this card becomes an Effect Monster with this effect.
● You can target 1 "Noble Knight" monster in your Graveyard; add it to your hand, and if you do, destroy 1 "Noble Arms" Equip Spell Card you control. You can only use this effect of "Noble Knight Gwalchavad" once per turn.

Rulings – Yugipedia

Printings:

Lord of the Tachyon Galaxy: LTGY-EN081 (Ultimate Rare) - 2013-05-17
Lord of the Tachyon Galaxy: LTGY-EN081 (Ultra Rare) - 2013-05-17
Noble Knights of the Round Table Box Set: NKRT-EN007 (Platinum Rare) - 2014-11-20

Prices:

Cardmarket: 0.39 €
TCGplayer: $ 0.60