The Phoenix of Omniverse is a legendary entity which made from every being in the omniverse, human, alien, dalek, supreme beings (The One Above All, The Presence, Man of Mracle, Fulcrum, Brothers), even the three great beings. The legend says that The Phoenix of the Omniverse is a phoenix shaped creature with size almost reach the Omniverse. It is said too that when Agrobarick want to absorb many of his atom, the only thing was left is Omniverse because it hold by The Phoenix of Omniverse.
This creature can be make if all of the being on Omiverse have one goal, to protect the Omniverse and focusing their power on one person. By that way, the person itself can cast The Phoenix of Omniverse.