Always charge basic attacks outside of the stun window, and charge your EX special when the enemy is not currently stunned.

Primarily acts as an on-field main stunner or a quick-swap buff bot to support Ice-type main carries. Recommended Builds (2.6 Rework)

Use his fast attacks to build stun rapidly before switching to a DPS character. To give you the most accurate advice, I'd need to know:

Holding the button allows him to charge the first three basic attacks consecutively, speeding up his rotation.

Boosts charged basic attacks by 80%, making charge management essential.

The 5th basic attack can be charged twice, with the second stage offering the highest stun/anomaly damage.