Heavily Armored Feat

HEAVILY ARMORED

General Feat (Prerequisite: Level 4+, Proficiency with Heavy Armor, Strength 15+) (5r, Homebrew)
You gain the following benefits:
Ability Score Increase. Increase your Strength score by 1, to a maximum of 20.
Increased AC. While you are wearing heavy armor, you gain a +1 bonus to AC.
Delfected Strikes. While you are wearing heavy armor, each instance of bludgeoning, piercing, and slashing damage that you take from mundane attacks is reduced by your PB.