If more than 3 stacks of Crystal Shrapnel are consumed when using Ceremonial Crystalshot, each stack consumed beyond the first 3 increases the CRIT DMG of that Ceremonial Crystalshot by 45%, and any stacks consumed beyond the first 3 are returned to Navia.
He'd have the Claw attacks like Cyno and the cool combos, but he isn't locked on field for 18s