The Stress System (5e)
"The Stress System" is a title that introduces Stress Points to your campaigns¸ which act as a mental counterpart to the physical Exhaustion Levels. When a creature undergoes harsh conditions--hours spent in total darkness¸ or a devastating critical hit in a crucial moment of battle--they accrue a number of Stress Points. Get too many points and you'll form Defects--temporary flaws that afflict you until you can reduce your stress back to a reasonable level. Includes 4 pages of new rules regarding Stress Points¸ as well as 12 new spells and 15 new magic items utilizing the Stress Points mechanic.