
■ Activates when entering Full Burst. Affects 2 ally units with the highest ATK.
Charge Speed ▲ 11.67% of caster's Charge Speed for 10 sec.
Charge Damage ▲ 7% for 10 sec.
■ Affects self. Activates when above 80% HP.
Gains continuous Pierce.
■ Affects self. Activates when HP falls below 80%.
Continuously recover HP by 8.12% of attack damage.
■ Affects self.
Charging Speed ▲ 80.15% for 10 sec.
ATK ▲ 55.12% for 10 sec.
■ Activates at the start of battle. Affects this unit's squad.
Squad ATK ▲ 20% continuously.

Cube: Resilience for most case scenarios. If you have multiple lines of max ammunition OL, you could use Bastion.
OL Gear: Priority is getting 1 or 2 lines of charge speed to achieve 100%. After that, max ammunition, ATK and elemental damage are your best options. Some crit and charge damage can be used as filler lines.