When your opponent activates a Normal Trap Card at an attack declaration involving an attacking monster you control and an opponent's monster: You can discard this card; negate the activation, and if you do, destroy it.
Like New Unlimited - $0.10
Like New 1st Edition - $0.10
Light Played Unlimited - $0.10
Light Played 1st Edition - $0.10
Heavy Played Unlimited - $0.10
Heavy Played 1st Edition - $0.10