Six matches were contested at the event, with one being shown on the pre-show. In the main event, Roman Reigns won the traditional Royal Rumble match to receive a shot for the WWE World Heavyweight Championship at WrestleMania 31. Elsewhere on the event 's card, The Usos defeated The Miz and Damien Mizdow to retain the WWE Tag Team Championship, while the WWE World Heavyweight Champion Brock Lesnar successfully defended his title against Seth Rollins and John Cena in a triple threat match.
who is the winner of 2015 royal rumble
Roman Reigns