Also called power-up, rage, or fury mode, is when a mortal character enters a level of divine like power. Usually berserk mode is triggered by extreme anger. Master and Grand Master levels can enter berserk mode. If not properly controlled (usually in Master level) it can kill the wielder.
Eye colour (including sclera) turns and glows in the respective element colour (red for fire, white for life/light, black for death/dark etc).
- Berserk mode drains a lot of energy