Battle at the Grandest Stage of Them All with John Cena & Austin Theory in Mattel WWE Championship Showdown 2-Packs Series 17! Cena returns to WrestleMania with a confident headscan. He comes wearing his iconic jean shorts with red, white, and blue belt, as well as matching red, white, and blue armband and wristbands. Theory is ready to defend his title with a fierce headscan. He comes wearing yellow “A-Town” shorts with an Austin Theory logo in the classic WrestleMania font, as well as yellow “All Day” knee pads. Relive their famous title bout with the WWE United States Championship title belt!