D&D 5e rule · SRD 5.2
Exhaustion
- Kind
- Condition
Cumulative fatigue measured in levels from 1 to 6.
- Every d20 Test is reduced by 2 × your Exhaustion level.
- Your Speed is reduced by 5 feet × your Exhaustion level.
- Finishing a Long Rest removes 1 level.
- At level 6 you die.