Double Steel Strike

(Eberron Campaign Setting, page 52, DnD 3.5)

[General]

Through monastic weapon training, you have mastered a fighting style that makes use of an unusual monk weapon: the two-bladed sword.

Prerequisite

Exotic Weapon Proficiency (Two-Bladed Sword), Weapon Focus (Two-Bladed Sword), Flurry of blows class feature

Benefit

You can treat a two-bladed sword as a special monk weapon, allowing you to perform a flurry of blows with it.