Iron Will is a survivor perk. It is unique to Jake Park until level 30, which it can then be taught to the other Survivors.
| Icon | Perk Level 1 | Perk Level 2 | Perk Level 3 |
|---|---|---|---|
 |
50% grunt reduction while staying still |
100% grunt reduction while staying still |
100% grunt reduction at any time |
You're able to conecentrate and enter a meditative-like state to numb some pain. Grunts of pain caused by injuries are reduced by {grunts reduction} {time}.