Fighter Changes - doombubbles/DoombubblesTweaks GitHub Wiki
Added a new Fighting Style "Unarmed Fighting": Your unarmed attacks deal 1d4/1d6/1d8 damage. When not holding anything in your off hand, you can make an unarmed strike as a bonus action.
Battle Master
Gains "Superior Pugilist" at Level 3 making unarmed attacks use your Superiority Die as the damage.
Most Manoeuvres adjusted to also have unarmed versions
Eldritch Knight
Weapon Bond now allows a weapon to use Intelligence for its rolls if it's higher than Strength / Dexterity
Gains "Ritual Strikes" at Level 3 which makes your unarmed attacks count as magical
War Magic now works with Extra Attack and the cantrip and attack can be used in either order
This also allows it to work with unarmed strikes
At level 7 also gains "Brawl Magic" making your unarmed damage bonuses also affect your spell attack cantrips if you're unarmed
Eldritch Strike now also works with Unarmed Strikes
Champion
Gains "Improved Critical Jab" at Level 3 which reduces the crit threshold for unarmed attacks by an additional 1