Superheroes

Ralthier was there at the beginning but got turned into a dwarf. Xane replaced him. (Jess)

Treewalker was there at the beginning but wandered off into the woods? Junge replaced him. (Brant).

Illythic - Jacob.

Sly Winkelman was an early party member, then Rasha. (John)

Feng (Alpha)

Clooney joined late. (Vandal)

Omega?

This was a grand epic culminating in the quest to obtain -- and destroy -- the Luma Stones before other factions did so which would cause Bad Things to happen.