With tensions at a fever pitch, The Ruler Oba Femi and The Unpredictable Badass Bron Breakker will once again come face-to-face when they sign the contract for Sunday Night's Main Event.Former Intercontinental Champion Penta will show zero fear when he battles the dangerous La Parka in the semifinals of the World Heavyweight Championship No. 1 Contender's Tournament. Who will advance to the final to take on Dragon Lee or Rey Fenix and move one step closer to challenging World Heavyweight Champion Roman Reigns when Raw returns to Mexico City on Sept. 14?Explosive lucha phenomenon Dragon Lee is set to go head-to-head with AAA Cruiserweight Champion Rey Fenix in the semifinals of the World Heavyweight Title No. 1 Contender's Tournament. Which Superstar will move forward to take on Penta or La Parka in the final to determine who will challenging World Heavyweight Champion Roman Reigns when Raw returns to Mexico City on Sept. 14? After battling back from injury at the hands of The Judgment Day, Stephanie Vaquer is set to return to battle against one of the Superstars that caused her ailment, Roxanne Perez.