Inspire Competence
Level 2 Bard

Prerequisites: Maestro Muse

You learn the "Inspire Competence" composition cantrip, which aid's your allies' skills.

Inspire Defense
Level 4 Bard

Prerequisites: Maestro Muse

You learn the "Inspire Defense" composition cantrip, which protects you and allies.

Harmonize
Level 6 Manipulate Concentrate Bard Metamagic

Prerequisites: Maestro Muse

You can perform multiple compositions simultaneously. IF your next action is to cast a composition, it becomes a harmonized composition. Unlike a normal composition, a harmonized composition doesn't end if you cast another composition, and you can cast another composition on the same turn as a Harmonized one. Casting another harmonized composition you have in effect.

Eternal Composition
Level 18 Bard

Prerequisites: Maestro Muse

The world is a stage upon which you are always playing. You are permanently quickened; you can use your extra action only to cast a composition cantrip that requires 1 action to cast. While in exploration mode, you can declare that you are performing an eligible composition cantrip while using any exploration tactic. Even before your first turn in a combat encounter, that cantrip is active as if you had cast it on your previous turn.