The longtime rivals deliver an unforgettable battle as Roman Reigns survives Seth Rollins to remain World Heavyweight Champion. Roman Reigns conquers Seth Rollins in iconic main event to retain the World Heavyweight title at SummerSlam! The FINAL Chapter in the story of The Shield 🛡️#SummerSlam pic.twitter.com/sRBaT7H3rz — WWE (@WWE) August 3, 2026Winner: Roman ReignsWho won the World Heavyweight Championship match at WWE SummerSlam 2026? Roman Reigns defeated Seth Rollins to retain the World Heavyweight Championship. How did Roman Reigns beat Seth Rollins?