Needs review
Source: Player's Handbook II

Description: You can move and attack with superior speed and power.

Prerequisites: Dodge, DEX 13, Mobility, Spring Attack, Base Attack Bonus +12

Required for: Rapid Blitz

When using the Spring Attack feat, you designate two foes rather than one. Your movement does not provoke attacks of opportunity from either of these foes. While using an attack action with the Spring Attack feat, you can make a second attack with a -5 penalty. You can use both attacks against one of the opponents targeted with this feat, or split your attacks between them.