Lopez signed with WWE in 2010 and was sent to its developmental territory Florida Championship Wrestling (FCW), where he was renamed Seth Rollins and became the inaugural FCW Grand Slam Champion. After WWE rebranded FCW into NXT, he became the inaugural NXT Champion. Lopez debuted on WWE's main roster at the 2012 Survivor Series as part of a faction called The Shield, alongside Dean Ambrose and Roman Reigns. He won his first main roster championship, the WWE Tag Team Championship, with Reigns. Rollins then went on to win the WWE World Heavyweight Championship, WWE Universal Championship, WWE Intercontinental Championship and the WWE United States Championship. He also won the 2014 Money in the Bank ladder match, the 2015 Slammy Award for Superstar of the Year and the 2019 Men's Royal Rumble.