Originally Posted by
RabidApathy
18 - base
1 - Human adaptability
8 - Enhancement bonus from item
3 - Bard charisma
2 - Capstone
3 - Insight 3 (or insight 2 + Litany)
6 - Level ups (once they fix the bug where you don't gain an ability point at lv 24)
4 - Competence bonus from new bard song/feat (doesn't stack with +1 exceptional bonuses)
2 - Ship buff
1 - Epic Feat
5 - Epic Destiny enhancements (more if you twist from other arcane destinies)
I think that's it for non-consumable Charisma. You can obviously add Yugo pots, Cookies, or Alchemical potions to taste.