Add skill speed multiplier. Overridden by Wildfire, which gets DoT scaling despite not being a 'real' DoT.
Main stat multiplier. Overriden by abilities like Living Shadow and Bunshin.
Weapon damage multiplier. Overriden by pet abilities and abilities with alternate actors, e.g. Earthly Star, Living Shadow, Queen, SMN abilities.
Represents different overrides to values used in calculating damage. This can and should be extended for other things that are specially overriden by abilities in the future.