According to PWInsider, WWE superstar Sin Cara has been back at the Performance Center in order to continue his preparations for a return to in ring action. Upon making his comeback, Sin Cara is expected to work with Rey Mysterio in some capacity on SmackDown Live. Ironically enough, Mysterio also teamed with Sin Cara back when he was being portrayed by Mistico.
RELATED: Sin Cara At The Performance Center Preparing For Return
