In hindsight, perhaps the results of the "Plague Walker" experimentation were overcompensated for; early trials of the "Unstable Isotope" serum were so weak that subjects needed to be injured severely enough to risk death in order to provoke a reaction.”— The Whitespring bunker terminal entries
Difficult to develop without massive collateral damage, extra measures were taken to ensure the safety of all scientific monitoring equipment and personnel, and, where possible, the safety of the subject as well.
Unstable Isotope is a mutation in Fallout 76.
- Positive effects
- 10% chance to release a radiation blast when struck in melee
- Negative effects
- The radiation blast irradiates the player