Specialist

You have shown masterful proficiency in weaponry and skills, regardless of your physical prowess.

Extensive Training

Beginning when you choose this archetype at 3rd level, you can rely solely on you Proficiency bonus for your attack and damage rolls. When you make a weapon attack or roll for damage on a weapon attack, add your proficiency bonus instead of adding your Strength or Dexterity. 

Bonus Proficiencies

When you gain this feature at 7th level, gain proficiency in an extra Skill, Saving Throw, and Tool. When you reach 10th, 15th, and 18th level, you gain an additional proficiency in a Skill, Saving Throw, or Tool.

Each time you would gain a proficiency this way, you may instead choose to gain Expertise in a Skill or Tool you are already proficient in. 

Practiced Fortitude

At 10th level, for every Fighter level you have and every Fighter level you gain afterwards, you gain a number of extra hit points equal to half your proficiency bonus, rounded up. 

Weak Spot

At 15th level, whenever you deal damage with a weapon attack, you may add your proficiency bonus twice to your damage rolls, instead of once. 

Perfected Proficiency

At 18th level, your proficiency bonus increases by 1