Secondary healer identity.
WHM Nuker: Make Fluid Aura into a damaging oGCD with short CD that they can weave between Glares with the added effect it fastens lilly generation. Make afflatus abilities into oGCDs for better healing and damage weaving.

AST Buffer: More options to spread enhance and extend buffs. Shorter CDs on draw.

SCH Enfeebler. Use AF to use draining skills on enemies, weakening them and charging your Fairy's fairy gauge in the process. Use stratagems to extend and expose said weaknesses. Use FG for indom, sacred soil and aoe heals in general.