He made his debut at ROH 's first TV taping of 2015 in Nashville , Tennessee .
On December 12 , it was announced through their website that ROH had signed former WWE Champion Alberto Del Rio to a short - term deal .
Alberto Del Rio made Alberto Del Rio 's debut at ROH 's first TV taping of 2015 in Nashville , Tennessee .
On December 12 , it was announced through their website that ROH had signed former WWE Champion Alberto Del Rio to a short - term deal .