Liria Valthorin's Blinding Blade
Your blade pulses with eldritch power, and your opponent's sight is lost to the aching beauty of the Feywild.
Grandmaster Training 225,000 gp
Power Daily (Free Action)
Trigger: You hit with a melee attack.
Effect: The target is blinded (save ends).
Special: If the triggering attack was made with a longsword, the target takes a -2 penalty to its saving throw to end this effect.
Published in Dragon Magazine 386, page(s) 66.