Reckless Charge( Miniatures Handbook, p. 27)
[Fighter Bonus Feat, General]
You can charge with wild abandon.
Base attack bonus +1,
When you charge, before making your attack roll, you may choose to take a -4 penalty to Armor Class until the start of your next turn to gain a +4 bonus on your attack roll.
A fighter may select Reckless Charge as one of his fighter bonus feats
Without this feat, a charging character gains a +2 bonus on his attack roll and a -2 penalty to Armor Class until the start of his next turn.