Fusion Sword Murasame Blade

Equip Spell

Equip only to a Warrior-Type monster. It gains 800 ATK. While equipped to a monster, this card cannot be destroyed by card effects.

Rulings – Yugipedia

Printings:

Legacy of Darkness: LOD-079 (Rare) - 2003-06-06
Legacy of Darkness: LOD-EN079 (Rare) - 2003-06-06
Dark Beginning 2: DB2-EN188 (Common) - 2005-07-27
Structure Deck: Warrior's Triumph: SD5-EN026 (Common) - 2005-10-28
Battle Pack 3: Monster League: BP03-EN143 (Common) - 2014-07-31
Battle Pack 3: Monster League: BP03-EN143 (Shatterfoil Rare) - 2014-07-31
Speed Duel GX: Duel Academy Box: SGX1-ENB12 (Common) - 2022-03-17

Prices:

Cardmarket: 0.07 €
TCGplayer: $ 0.08