When a mod increase core attack damage is it only for that one skill the mod is from

[spider91301]

Kinda confused is counted for both skills currently in use or no?

[Gelara]

It adds damage to any ability that is a core attack.

[Crissa]

Abilities sometimes have a descriptor, like 'core', and something that boosts 'core attacks' boosts abilities that have the 'core attack' descriptor.