These channels will surely be rebranded as per plans of new owners, they are not shutting down as recently new carriage deal for readdition was signed with Tata Sky which clearly indicates that new owners have some plan in place to continue operations. Wait for few more days, details will be out soon. I think Reliance will start sports channel , they had given hints about this few months back. With Jio Giga Fiber TV launch in pipeline & acquisition of majority stake in Hathway, DEN they will try to add sports genre in their bouquet to make it more attractive, also there is a possibility that it can be a JV with Star India bcoz of their close partnership