You can detach 1 material from this card, then target 1 face-up monster your opponent controls; until the end of this turn, change its ATK to 0, also negate its effects. This is a Quick Effect if this card has a "The Phantom Knights" card as material. You can only use this effect of "The Phantom Knights of Cursed Javelin" once per turn.
We are a participant in the Ebay Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Ebay.com and affiliated sites.