Yes, they are brothers. Rey Mysterio's real name is Oscar Gutierrez. Sin Cara's real name is Luis Urive. But they cousin brothers.
yes sin cara and Rey Mysterio are friends
rey mysterio Wrong Rey and Sin Cara are not related Sin Cara's brothers are Argos and Argenis
yes sin cara and Rey Mysterio are friends
he is not because rey mysterio has tattoes and you can see sin cara has blonde hair rey mysterio doesn't have any
No because rey mysterio thinks sin cara is pretty cool and rey mysterio didn't know sin cara until he came to WWE but sin cara was in CMLL and rey mysterio used to be in WCW Sorry but SinCara and Rey have been friends for years.
sin cara or Rey Mysterio
Rey Mysterio because he is a multiple time world champ and Sin Cara isn't.
Rey Mysterio Was Born 11 December 1974 .... Making Him 35
No. Sin Cara (Luis Ignascio Urive Alvirde) and Rey Mysterio (Oscar Guiterrez) are two different people.
sin cara
sin cara
no, not since Sin Cara has debuted