Inaccurate?

Staggering Critical

( Drow of the Underdark, p. 52)

[Fighter Bonus Feat, General]

Your critical hits leave your opponents reeling.

Prerequisite

Improved Critical (PH) , Base attack bonus +12,

Benefit

When you confirm a critical hit with a weapon for which you have the Improved Critical feat, the target is also slowed for 1 round.

Special

A fighter can select Staggering Critical as a fighter bonus feat.