You can trust VideoGamer. Our team of gaming experts spend hours testing and reviewing the latest games, to ensure you're reading the most comprehensive guide possible. Rest assured, all imagery and advice is unique and original. Check out how we test and review games here Contents hide Adam Jackson, the lead class designer for Blizzards Diablo 4 departed the iconic games studio after 15 years of work. Most known for his work on the latest Diablo game, Jackson has now joined League of Legends developer Riot Games for a brand-new unannounced title.Diablo 4 dev jumps to RiotIn a post on Twitter (or X if youre like that), Jackson revealed that they are jumping on board a mysterious new title at Riot Games.Im happy to say that Ive joined Riot Games as a Senior Manager working on an unannounced title, Jackson told fans. I cant say anything about it now, but I look forward to the day where you all can try it out! Save Up to $1,200 on the Samsung Galaxy S25! Pre-order now and save big with trade-in and Samsung credit. Limited time only! *Includes trade-in value + $300 Samsung credit. Fans of Jacksons work on Diablo and World of Warcraft immediately took to the post, wondering whether the developer is working on a new ARPG or an MMO set in one of Riots universes.Years ago, Riot Games did announce their own ARPG (or Diablo-like if we take Rod Fergussons term for it) dubbed Project F. Announced alongside other titles like Project V, the title was in the Runeterra universe and was planned to be a huge competitor for Diablo in the same vein as Path of Exile. The game has been missing for almost five years. Must-Listen: Publishing Manor Lords w/ Joe Robinson VideoGamer Podcast Listen Now Furthemore, Riot Games is working on its own MMORPG. As explained by Riot co-founder Marc Merill, the studio is still working hard on its unannounced MMO title, and Jacksons history with the genre could prove fruitful for its development when (or if) it releases.As the mind behind Diablo 4s classes, Jackson has earned a great degree of pedigree. Vessel of Hatreds Spiritborn immediately became one of the most used classes in Diablo history, although many fans are still waiting for the teased Holy Class to join the fray.While we have no idea what the ex-Diablo 4 developer is working on, its exciting nonetheless. After all, who doesnt want to know what secret, unannounced games are in the works at Riot?For more Diablo coverage, read about how D4 fans are worried annual expansions are already over or how D3 and D4 developers are changing release structures to avoid conflicting season dates. Diablo 4Platform(s):PC, PlayStation 4, PlayStation 5, Xbox One, Xbox Series S/XGenre(s):Action, Action RPG, RPGSubscribe to our newsletters!By subscribing, you agree to our Privacy Policy and may receive occasional deal communications; you can unsubscribe anytime.Share