Battle Dancer

Battle Dancer are unlike most rogues. they thrive being in the center of combat, maneuvering, striking, and controlling the battle field and in a dance like cadence.

Bonus proficiency

 When you choose this archetype at 3rd level, you gain proficiency with medium armor, shields, and martial weapons.

War Dancer

starting at 3rd level, you learn to maneuver even in medium armor.  You do not suffer from disadvantage on stealth checks and You do not have a dexterity limit on your armor class with medium armor (you can now add your full dexterity modifier).

You also Gain an additional way to use your Sneak Attack; you don't need advantage on Sneak Attack against a creature who has made a melee attack against you and missed this turn and you do not have disadvantage on the attack roll. All other Sneak Attack rules still apply to you.

Combat Cadence

At 9th level, your movement in combat has been honed into a deadly rhythm. After you make an attack roll as part of that action, the next enemy who attacks within 10 feet of you gain disadvantage on all there attacks against you till the end of there turn, you can also use your reaction to move 15 feet after an attack misses you, this movement does not provoke opportunity attacks. you can use this feature any number of times equal to your dexterity modifier and get all uses back after a short or long rest.

Dancers Allegiance

Starting at 13th level, you gain advantage on all Dexterity (Acrobatics) and Charisma (Performance) Checks.

Mastered Movement

At 17th level, you have mastered the art of movement in combat. You can now move past creatures in the same space, this movement does an provoke opportunity attacks with disadvantage on you from the target whos space you are moving through. any Sneak Attack made directly after this movement deals double the damage. You also gain an extra 15ft of base movement speed.