D&D Stuff: Four New Weapon Styles

Serpent Dagger [Style]
You are a master of fighting with daggers, and have learned to make your dagger strike quickly when it is least expected.
Prerequisites: Dex 15, Weapon Finesse, Weapon Focus (dagger), Improved Feint, Combat Reflexes
Benefit: If you make a succesful feint, you may make an extra attack against the same opponent as a free action. This attack counts against your attacks of opportunity for this round.

Roaring Wind [Style]
When fighting with a bastard sword, you slice through the air with such power that the wind roars with fury.
Prerequisites: Str 13, Exotic Weapon Proficiency (bastard sword), Weapon Focus (bastard sword), Power Attack, Cleave, Perform (weapon drill) 4 ranks.
Benefit: You may take a move action to make a Perform (weapon drill) check with a bastard sword. If you succeed, all opponents within 30ft must make a Will save vs. the result of your Perform check or be shaken.

Lightning Fangs [Style]
You are a master of fighting with two shortswords, and have learnt to strike with one right after the other.
Prerequisites: Dex 15, Weapon Finesse, Weapon Focus (shortsword), Two-Weapon Fighting, Improved Two-Weapon Fighting, Improved Weapon Finesse (shortsword)
Benefit: When you take a standard attack action (not a full-round attack), and strike with one shortsword, you may immediately make another attack against the same opponent with the other sword at you highest base attack bonus. You still take the normal penalties for fighting with two weapons.

Flaying Blade [Style]
You can use a falchion to strip the very skin from your opponents.
Prerequisties: Dex 11, Weapon Focus (falchion), Improved Critical (falchion), Power Attack, Cleave
Benefit: When fighting with a falchion, you make take a standard action to make a flaying attack against an opponent. This attack is made at a -2 penalty. If you succeed, the target is nauseated by pain for 1 round, in addition to normal damage.