Greater Multiweapon Fighting [general]
Prerequisites: Dex 19, three or more arms, Improved Multiweapon Fighting, Multiweapon Fighting, base attack bonus +15.
Benefit: The creature may make up to three extra attacks with each extra offhand weapon it wields, albeit at a –10 penalty on the third attack with each weapon.
Special: This feat replaces the Greater Two-Weapon Fighting feat for creatures with more than two arms.