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Official Site: Marvel

Phoenix Force is a fictional entity appearing in American comic book published by Marvel Comics. The entity has bonded with other characters, and often used the alias Phoenix while bonded.

The Phoenix Force is famous for its central role in The Dark Phoenix Saga storyline, and is frequently linked to Jean Grey. In 2009, Jean Grey as the Dark Phoenix was ranked as IGN's 9th-greatest comic book villain of all time. Wizard list of Top 100 villains ranked the Dark Phoenix as 38th.

The Phoenix first appeared in Uncanny X-Men #101 (October 1976) in the guise of Jean Grey, and was created by Chris Claremont and Dave Cockrum.

The Phoenix Force is an immortal and immutable manifestation of the universal force of life and passion. Born of the void between states of being, the Phoenix Force is a child of the universe. It is the nexus of all psionic energy that does, has, and ever will exist in all realities of the multiverse, the Guardian of Creation, and of the dangerously powerful M'Kraan Crystal.

Phoenix BC has not been a contender in any CBUB matches.