Microsoft has closed multiple game studios under the Bethesda umbrella, including Arkane Austin and Tango Gameworks.Alpha Dog Studios is also closing down, while ZeniMax Online Studios will absorb Roundhouse Games.Microsoft has canceled all future development on Redfall, a vampire co-op game by Arkane Austin.These closures are part of Microsoft's efforts to prioritize high-impact titles and invest in Bethesda's portfolio of games.