The results are in, and Twitch's most-watched game in 2021 is not the newest AAA shooter or a free-to-play juggernaut; rather, the eight-year-old Grand Theft Auto V takes the award for the platform's most highest-streamed title. Since the original release of GTA V on the PlayStation 3 and Xbox 360, the game has continued to stay relevant thanks to developer Rockstar Games' continued support with online updates and its wildly lucrative GTA Online mode.
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