Cosmic Wars: Roma & Captain Britain vs. Phoenix & Galactus
Captain Britain with Amulet of Right + Sword of Might
Roma (under her own power)
vs.
White Phoenix of the Crown
Galactus having absorbed the Taa 2 (Secret War 1)
Stipulations
This is a fight under their own power, no tech. Celestial Nullifier, and Ultimate Nullifier are banned along with any other technological aid.
Phoenix and Galactus are allowed all feats, from previous/alternate incarnation since these are deem as the strongest or near top shape versions if themselves.