Deterioration
| Rank | Effect | Flavor |
| 1 | A small chance for stat loss whenever you take damage. | Your body sometimes deteriorates on taking damage. |
| 2 | Increased chance for stat loss. | Your body often deteriorates on taking damage. |
History
- In 0.33, this mutation was replaced with Poor Constitution, which has a chance to make you weak after taking damage at rank 1, and additionally get slowed at rank 2.
- Prior to 0.17, it was a 3-rank mutation.
