This proficiency allows a character to perform continuous strenuous physical activity for twice as long as other characters before succumbing to fatigue and exhaustion. When extreme endurance is required, a proficiency check may be required. This proficiency doesn't allow a character to subsist without food or water for any longer.
CP 4, Initial Rating 5, Strength (Stamina) / Constitution (Fitness)
If the character is required to make a Strength (Staminga) or Constituion (Fitness) check, the character can add their Endurance score to their success number.
With the Combat & Tactics battle system, this increases a proficient character's fatigue points by 50%.