Premise: Rey Mysterio . In WWE , Mysterio is a three-time world champion , having held WWE 's World Heavyweight Championship twice and the WWE Championship once . He has also held the WWE Tag Team Championship a record-tying four times , and the WWE Intercontinental Championship twice . He was the 21st person to complete the WWE Triple Crown , and was the winner of the 2006 Royal Rumble .
Hypothesis: Rey Mysterio completed a professional wrestling achievement.
Label: NEUTRAL