Mental Might (3.5e Maneuver)

With your mental power aiding your physical strength, you become capable of mighty, if inaccurate, blows.

While in this stance, with every attack you make you deal bonus damage based on your ranks in Autohypnosis, as displayed below:

However, this extra force comes at the cost of accuracy. You take a -2 penalty on every attack you make in a round.

If you are psionically focused, you take no penalty to attacks.