Bladesworn

The Bladesworn is a fighter who combine the technology of firearms and martial weapons. At first you have the blueprints of a katana like weapon called "Gunsaber" that has a revolver cylinder on top of the sheath and a trigger. This has same stats as a Longsword This special weapon has unique fighting style called flow.

Gunsmith

Starting when you choose this archetype at 3rd level, you gain proficiency with firearms, allowing you to add your proficiency bonus to attacks made with firearms.

You gain proficiency with Tinker’s Tools. You may use them to craft ammunition at half the cost, repair damaged firearms, or even draft and create new ones (DM’s discretion). You can spend one day and 50 gp to reverse engineer the gunsabers trigger mechanism to adapt it to other martial weapons.

Flow of the Dragon

When you choose this archetype at 3rd level, you learn the technic called Flow. Each time you perform a successful attack you gain 1 flow point, maximum to 8. If you take damage from an attack you lose half of the flow points rounded up. If you got incapacitated, prone, charmed or grappled, you lose all of your flow points.

Dragon Trigger

Starting at 3rd level, you can burst your weapon using the special ammo in the cylinder to unleash a powerful strike.

If you don't take any action except move on your turn, You can make a high-speed attack by spending as many flow points as the number of attacks you can make and actions you can use in one turn, filling and firing bullets as much as the points spent. For example, if you are a 5 level fighter that have 5 flow points and can still use Action Surge, you can attack after spending 4 flow points (normal action attack + extra attack 1 + Action Surge's action attack + bonus action) and loading speacial ammo to your weapon. After the attack, you are considered to have used your Action Surge.

You deal 1d12 per flow spend + your proficiency bonus + strength modifier. Everyone in range must make Dexterity saving throw thats DC equals 8 + your proficiency + your Strength modifier. Those who succeed take half damage.

Bonus Proficiency

When you choose this archetype at 3rd level, you gain proficiency in one of the following skills of your choice: History, Insight, Performance, or Persuasion. Alternatively, you learn one language of your choice.

Unstoppable Flow

Upon reaching 10th level, you learn how to quickly attempt to fix a jammed gun. You can spend a flow point to attempt to repair a misfired (but not broken) firearm as a bonus action.

You only lose 1 flow point when you take damage from attacks.

 

Dragon Trigger - Dash

Starting at 15th level, you can dash through a straight line of 25 ft instead of a still attack. You only damage on your path.

Unending Flow

Upon reaching 18th level, if you kill a foe with your Dragon Trigger attack, you keep all expended flow points and other features, like Action Surge.