‘Biggest free agent on the planet’ makes shock WWE debut at Backlash

Jeff Cobb has officially joined WWE (Picture: Etsuo Hara/Getty Images)Jeff Cobb has arrived in WWE after a shock debut at Backlash in St Louis.The 43-year-old wrestler, who sensationally quit rivals New Japan Pro Wrestling last month, was heavily rumoured to be making the jump and he made his presence felt on Saturday night.Cobb appeared at the end of the United States Title match between defending champ Jacob Fatu and challengers Drew McIntyre, LA Knight and Damian Priest.Hailed by commentator