Gain one of the following
Bullet Time: +5 dodge
Marathoner: Your stamina regen and max movement is doubled.
In your own sweet time: You may take your actions whenever during combat, with them refreshing when it reaches your turn.
Multi-Attack: You get a bonus action. ^1976b0
My Fastest Action: Create a link between your Dexterity and an ability of your choice. This changes both the ability and you.