Advanced format ruling
The Six Samurai - Kamon

Card effect (current official text)Once per turn: You can target 1 face-up Spell/Trap Card; destroy that target. You must control a face-up "Six Samurai" monster with a different name to activate and to resolve this effect. This card cannot declare an attack during the turn this effect is activated. If this card would be destroyed, you can destroy another face-up "Six Samurai" monster you control instead.
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.