Adrenaline is a perk. Perks are unlocked through contracts and Perk Amulets, and upgraded as described on the Perks page.
Levels[edit]
Level text as shown in the perk menu in game.
- I: Every 30❤ taken grants Resistance III (2s).
- II: Every 20❤ taken grants Resistance III (2s).
- III: Every 10❤ taken grants Resistance III (2s).
- IV (with a Perk Pusher): Every 8❤ taken grants Resistance III (2s).