Lonely Mountains: Downhill is an action physics biking game developed by Megagon Industries. Players can now access the Rivera's Revenge DLC to explore the secret cave of Sierra Rivera’s lost trail. Collect the fire elemental customization set by playing through the brand-new challenges introduced within Rivera's Revenge DLC. The Rivera's Revenge DLC for Lonely Mountains: Downhill is available now as a free update for PlayStation 4, PlayStation 5, Xbox One, Xbox Series S|X, Nintendo Switch, and PC.