Fighting in the underground pits is rough, exhausting, and painful; the benefit to this is that it teaches you how to keep getting back up. All of your fights have toughened your body and will.
Restless Endurance. When you are reduced to 0 Hit Points but not killed outright, you can drop to 1 Hit Point instead. Once you use this trait, you can't do so again until you finish a Long Rest.
Resilient. Your Hit Point maximum increases by an amount equal to your character level when you gain this feat. Whenever you gain a character level thereafter, your Hit Point maximum increases by an additional 1 Hit Point.
Shake It Off. Whenever you finish a Short Rest, your Exhaustion level, if any, decreases by 1. Additionally, when you finish a Long Rest, your Exhaustion level decreases by 2.
Comments