Complex sentence: John Cena was first to announce that he would participate in the match however moments later, Cena issued a challenge to Bray Wyatt for a match at WrestleMania (which Wyatt later accepted) and informed Hogan that he no longer would appear in the battle royal.
Split into simpler sentences: John Cena was first to announce that he would participate in the match. However moments later, Cena issued a challenge to Bray Wyatt for a match at WrestleMania (which Wyatt later accepted) and informed Hogan that he no longer would appear in the battle royal.