Cobalt Rage
( Magic of Incarnum, p. 37)[Incarnum]
You can channel incarnum to enhance your rage. When you do so, your eyes turn deep blue in color.
Prerequisite
CON 13, rage class feature,
Benefit
Once per day, you can invest essentia into this feat. While raging, you gain an insight bonus on melee damage rolls and on Will saves equal to the invested essentia. Once the amount of essentia invested is chosen, it cannot be altered and remains invested for 24 hours. You gain 1 point of essentia.