Single Blow Monk (3.5e Alternate Class Feature)

Single Blow Technique: A single blow monk add 1d6 per effective monk level to damage with unarmed strike or special monk weapon/feats, but only once per round regardless of the number of attacks. This bonus damage cannot be multiplied by critical hits or abilities.

Power Attack: At 5th level when your flurry of blow would increase you instead gain Power Attack as a bonus feat even if you do not meet the prerequisite, unlike the normal power attack feat it is only usable use it on unarmed strike and special monk weapons.

Awesome Blow: At 9th level when your flurry of blow would you increase you instead gain codex awesome blow as a bonus feat even if you do not meet the prerequisites.

Improved Single Blow Technique: At 11th level when your flurry of blow would increase you instead improve your single blow technique, it deal an additional amount of damage equal to your effective monk level (essentially +1 for each d6), additionally all attacks that hit during a round count as one when advantageous.