.: Help for Sonic Shout mutation

Your vocal cords have mutated into something inhuman — a resonating
chamber that can unleash devastating shockwaves of sound. The power
comes at a cost; your voice is permanently harsh and grating.

Type:     Active Ability
Rarity:   Very Rare

Benefits:
  Active ability: unleash a deafening sonic shockwave that stuns
  nearby enemies

Drawbacks:
  Moderately reduced charisma — your grating, inhuman voice puts
  people on edge

See also: help mutations