Which of these is not a member of the virtual band Gorillaz?

Phi Cypher is not a member of the virtual band Gorillaz. Gorillaz is known for its fictional characters that are part of the band, created by musician Damon Albarn and artist Jamie Hewlett. The band consists of four animated members: 2D, Murdoc Niccals, Noodle, and Russel Hobbs. Each member has a distinct personality and role within the band. Phi Cypher, however, is not one of the characters associated with Gorillaz and does not exist within their fictional universe.