Advanced format ruling
Weapon Change
Card effect (current official text)Once during each of your Standby Phases: You can pay 700 Life Points, then target 1 Warrior or Machine-Type monster you control; switch the current ATK and DEF of that target until the end of your opponent's next turn.
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.