Berserk (mutation)
| Rank | Effect | Flavor |
| 1 | 1% chance of berserking each time you attack. Reduces chance of passing out afterwards to 3%. | You tend to lose your temper in combat. |
| 2 | Same, with a 3% chance of berserking and 2% chance of passing out. | You often lose your temper in combat. |
| 3 | Same, with a 9% chance of berserking and 1.5% chance of passing out. | You have an uncontrollable temper. |
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Often referred to as "berserkitis", Clarity or "Near Starving" hunger negates this. | ||
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Formicids are exempt, because their stasis stops them from berserking. | ||