
Unlocks at: Phase 1
■ Activates when hitting a target with Full Charge.
Sleepy: DEF ▼ 4%, stacks up to 5 times for 10 sec.
■ Activates when hitting a target with Full Charge for 6 times. Affects self when Sleepy is fully stacked.
Wake up: Normal attacks deal true damage for 10 sec.
Unlocks at: Phase 3
■ Activates when attacking with Full Charge. Affects all allies.
Max HP ▲ 6.09% for 5 sec.
■ Activates when attacking with Full Charge. Affects all allies when in Wake Up status.
True Damage ▲ 28.16% for 5 sec.
Unlocks at: Phase 2
■ Affects 10 enemy targets with the highest DEF.
Deals 101.66% of final ATK as damage.
DEF ▼ 9.86% for 10 sec.
■ Affects all allies.
Max HP ▲ 30.26% for 4 sec.
■ Activates when in Wake Up status. Affects all allies.
True Damage ▲ 49.97% for 10 sec.

Cube: Adjutant will help her skills a lot. If not levelled up, Resilience it's a good pick.
OL Gear: Max ammo capacity and charge speed are priority. You'll have an easier time maintaining her buffs.