Sami Zayn Makes Return On RAW Tonight, What Was His Role?

NXT star Sami Zayn debuted on RAW tonight, saving Neville from an attack by Kevin Owens. 
Owens had attacked Neville after their match and attempted to powerbomb Neville on the apron, the same move that took Zayn out-of-action (on-screen) when Owens and Zayn were feuding in NXT. Sami Zayn then ran down for the save, slugging it out with Owens before Neville assisted and the two sent Owens out of the ring. 
It’s been speculated for some time that Sami Zayn and Kevin Owe