Rey Mysterio is an American professional wrestler currently signed to WWE, where he performs on the Raw brand.
Widely regarded as one of the most influential wrestlers of all time, Mysterio is credited for popularizing cruiserweight wrestling, and is one of the world's most recognizable lucha libre wrestlers.
In WWE, Mysterio won the Cruiserweight Championship three times, the World Heavyweight Championship twice,
the Intercontinental Championship twice, the United States Championship twice, the WWE Championship once, and the Tag Team Championship four times.
He is WWE's 21st Triple Crown and Grand Slam champion, is a Royal Rumble match winner, and has headlined several WWE pay-per-view events.