Glimpses of Hyboria
Improved Trip (General)
You know how to knock your opponents down and hit them while they are there.
Prerequisite: Combat Expertise.
Beneﬁt: You do not provoke an attack of opportunity when you attempt to trip anopponent while you are unarmed. You alsogain a +4 bonus on your Strength check to trip your opponent. If you trip an opponent in melee combat, you immediately get a melee attack against that opponent as if you had not used that attack for the trip attempt.
Normal: Without this feat, you provoke an attack of opportunity when you attempt to trip an opponent while you are unarmed.