Advanced format ruling
Fusion Sword Murasame Blade
Card effect (current official text)Equip only to a Warrior-Type monster. It gains 800 ATK. While equipped to a monster, this card cannot be destroyed by card effects.
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.