Los Angeles, April 19 -- The day one of Wrestlemania 42 saw Cody Rhodes retaining the Undisputed WWE Championship against 14-time world champion Randy Orton in a 'student versus mentor' clash at Allegiant Stadium on Sunday.

Besides Cody's win over Orton, matches between Seth Rollins and Gunther and Drew McIntyre and Jacob Fatu also stole the show.

The chaotic main event between the 'mentor' Orton and 'student' Cody, making the best of their two decades of understanding each other's game. Even before the bell could ring, Cody, along with his ally and musician Jelly Roll, took down Orton's ally, former WWE commentator Pat McAfee, causing him to leave the scene on a stretcher.

While Orton dominated the early stage of the match, Cody soon ...