In Cyberdimension Neptunia: 4 Goddesses Online, the CPUs and CPU candidates are fortunate enough to be the beta testers for 4 Goddesses Online, This means you get Neptune, Nepgear, Noire, Uni, Blanc, Ram, Rom, and Vert pretty early on to use in a four-person party.
The way Cyberdimension Neptunia: 4 Goddesses Online is designed, you could probably get away with various combinations.
Cyberdimension Neptunia: 4 Goddesses Online isn’t hurting when it comes to damage-dealing characters.