The reported move comes at a dark time for Top Rank, and as Zuffa Boxing is surging into the limelight. Top Rank, founded and long run by legendary promoter Bob Arum, used to host cards broadcast on ESPN and streaming on ESPN+. But the ESPN deal expired in July, and Top Rank is yet to announce a new TV or streaming partner. As Top Rank executives search for a new host for their cards, the company’s stable of fighters have largely been in limbo, save a few fighters who have been able to get back in the ring.Â