Part of Destiny: Nimble
Level 3
Brittleness.
(1/safe rest) You and your ally automatically crit with a Coordinated Strike. Coordinates Strike Chills on hit.
Cold Calculation.
Forgo all Commander’s Orders. Whenever you would choose one gain +1 max Combat Die instead.
Repeated Blows.
(1/turn) Whenever an ally crits, your next attack is made with advantage.
Level 7
Absolute Zero.
Brittleness refreshes the first time each combat you gain the dying condition.
Surveyor .
(1/encounter) When assessing with an INT skill, you may roll a Combat Die and add it to the result (without expending it).
Level 11
Deep Freeze.
Gain +STR to your Initiative. Brittleness refreshes when you roll initiative.
Level 15
Gather Frost.
Your Coordinated Strike also grants you and your ally temp HP equal to the max value of your Combat Die.