The spinoff show with the old school cast members is called
"All Stars". Unfortunately, this isn't airing on MTV. Instead it's airing on
"Paramount+" a live streaming service that you have to pay per month in order to see the shows on it. A new season of Road Rules is also in the works and will also air on this service. Read the articles below for more info
https://www.usmagazine.com/entertain...rishelle-more/
https://people.com/tv/paramount-plus...mpression=true
It really sucks this isn't airing on MTV