Hopoo Games developers are working on a game at Valve
The developers behind Risk of Rain and Deadbolt have stopped production on their own game and will be entirely focused on Valve's ventures.
Gearbox acquires Risk of Rain IP & teases new project with Hopoo Games
While Gearbox isn't acquiring Hopoo Games in addition to the Risk of Rain IP, Gearbox teased it is working with Hopoo on a new project.