Part of Destiny: Nimble
Level 3
Absorbing Binds.
(1/round) You may turn any attack against you into a crit. Whenever you are crit, reduce the damage by half. The attacker takes the same amount of damage you took (ignoring armor) and is Severed.
Reflect.
You may suffer 1 Wound to double the damage dealt by Absorbing Binds. Whenever you gain a Wound, your next melee attack deals +Wounds damage and Severs on hit.
Level 7
Grappling String.
Gain +2 speed while using Windstep. If you end your movement adjacent to an enemy, your next melee attack gains advantage and Severs. If the target was already Severed, it is Restrained instead
Rope Dart.
Your Swiftstrike can also target a 2nd creature within Reach 3 if made with your Hunter's Knife, doubled if the 1st target is Severed.
Level 11
Unwound Flexibility.
All your melee attacks gain +Wounds Reach.
Level 15
Rope Dart (2).
Rope Dart can also target a 3rd creature within Reach 6, doubled if the 1st target is Severed.