New Rule
Reference
PF0000006
Text
Improved Combat Reflexes
Prerequisite: Combat Reflexes, BAB +6
Benefit: You increase by a number equal to your Dexterity bonus the DC for the Acrobatics check to move past the squares that you threaten or to move past the space you occupy and the DC for the casting on the defensive check.
Perfect Combat Reflexes
Prerequisite: Improved Combat Reflexes, BAB +11
Benefit: You may make attacks of opportunity against opponents who target you with a combat maneuver and who have the relevant Improved combat maneuver feat or another ability which allows them not to draw AoO when performing the CM.