Breaking Physical Limits

After facing many challenges, your body and mind has been tempered to the point where your physical limiter can be temporarily removed. 

General Feat (Prerequisite: Level 4+, Strength, Constitution or Dexterity 17+)

You gain the following benefits.

Ability Score Increase. Increase your Strength, Constitution or Dexterity score by 1, to a maximum of 20. To increase your ability score, you must meet the prerequisite of the respective ability.

Breaking Limits.  When you fail a saving throw or ability check of the respective ability, you may add your respective ability modifier to the roll. You can use this benefit a number of times equal to the respective ability modifier per long rest. When the number of uses for this benefit reaches zero, you suffer one level of exhaustion.