Well, this about covers them ALL!

The Defendants, ABC Corporations 1 through 10, are corporate entities presently unidentifiable to the Plaintiff, including, but not limited to, media companies, publication companies, editorial companies, municipalities, state or federal agencies, law enforcement authorities, investigative agencies, political organizations, political affiliates, private firms and/or other duly authorized corporate or governmental entities who caused or contributed to the incident or incidents for which the Plaintiff seeks damages, and/or are vicariously and/or otherwise liable for the acts, commissions, or other culpable conduct of those who did cause or contribute to the incidents alleged.