WWE announced on Tuesday that Tom Phillips will join Mauro Ranallo, David Otunga and JBL on the Smackdown commentary team, giving Team Blue a four-man booth. Here's the official announcement that you can also read at this link:
SmackDown LIVE has a new addition to its announce team: Tom Phillips. The announcer joins play-by-play commentators Mauro Ranallo and David Otunga, and color commentator JBL, giving Team Blue a four-man booth every Tuesday night at 8/7 C on USA Network.
Phillips made his WWE debut in 2012 on NXT, where he announced NXT ArRIVAL, WWE Network’s first live, in-ring broadcast.
Fear not, NXT Universe, in addition to joining SmackDown LIVE, Phillips will still call the action on WWE NXT every week.