[{"data":1,"prerenderedAt":130},["ShallowReactive",2],{"creator-eric-rosen":3},{"id":4,"title":5,"birthYear":6,"body":7,"botId":66,"botImageUrl":67,"botPlaystyle":68,"botRating":69,"chessComUsername":22,"chessableUrl":70,"country":71,"countryCode":72,"dateModified":73,"description":74,"extension":75,"fameRank":76,"faq":77,"fideId":96,"imageUrl":67,"instagramUrl":70,"knownFor":97,"lichessUsername":102,"linkedinUrl":70,"meta":103,"name":104,"navigation":105,"openings":106,"path":115,"podcastName":70,"podcastUrl":70,"reviewedBy":116,"seo":117,"slug":118,"stem":119,"tagline":120,"tiktokUrl":70,"title_chess":121,"twitchHandle":22,"twitchUrl":122,"twitterUrl":123,"websiteUrl":124,"wikipediaUrl":125,"youtubeHandle":126,"youtubeSubscribers":127,"youtubeUrl":128,"__hash__":129},"creators/creators/eric-rosen.md","IM Eric Rosen — Play His Chess Bot on Chessiverse",1993,{"type":8,"value":9,"toc":60},"minimark",[10,15,24,35,38,42],[11,12,14],"h2",{"id":13},"about-eric-rosen","About Eric Rosen",[16,17,18,19,23],"p",{},"Eric Rosen is an American International Master (IM) and chess educator best known\nto a global online audience as ",[20,21,22],"strong",{},"imrosen"," on YouTube and Twitch. Born in 1993 in\nSkokie, Illinois, he learned chess as a child, earned the FIDE Master title in 2014,\nand reached the International Master title in 2015. He competed for the Webster\nUniversity Susan Polgar Institute team during a strong period in collegiate chess.",[16,25,26,27,30,31,34],{},"His online following grew out of a soft-spoken, encouraging stream style and a\nwillingness to play offbeat openings well below his classical strength. He is\nstrongly associated with the ",[20,28,29],{},"Stafford Gambit"," (1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nc6),\nan attacking sideline he popularised through dozens of instructive games against\nunsuspecting online opponents, and with the ",[20,32,33],{},"London System",", which forms the\nbackbone of his everyday repertoire as White. His exclamation \"Oh no!\" — usually\nuttered when an opponent walks into a tactic — became a recognisable catchphrase\nwithin the chess-streaming community.",[16,36,37],{},"Rosen's teaching style favours slow, principle-driven explanations over rapid\ncalculation. He frequently breaks down endgames, explains why certain moves are\n\"natural\", and reframes blunders as teachable moments. Improving players in the\n1200-1800 rating range tend to find his content particularly approachable, and\nmany of his most-viewed YouTube videos focus on themes — knight endings, opening\ntraps, blitz time management — rather than top-level theoretical novelties.",[11,39,41],{"id":40},"how-his-chessiverse-bot-plays","How his Chessiverse bot plays",[16,43,44,51,52,55,56,59],{},[45,46,50],"a",{"href":47,"rel":48},"https://chessiverse.com/bots/rosen",[49],"nofollow","Eric's Chessiverse bot"," is calibrated to\n",[20,53,54],{},"2357 Elo",", modelling his typical online speed-chess strength rather than his\npeak classical level. It favours the\n",[45,57,33],{"href":58},"/resources/openings/london-system"," with White and the Petrov\nDefence with Black, gravitates toward calm middlegames, and converts simplified\nendings with characteristic patience. Players seeking sharp tactical chaos will\nfind the bot less interested in complications than they might expect — which is\nexactly the point.",{"title":61,"searchDepth":62,"depth":62,"links":63},"",2,[64,65],{"id":13,"depth":62,"text":14},{"id":40,"depth":62,"text":41},"rosen","https://storage.googleapis.com/chessiverse1/images/bots_v2/profiles/rosen.webp","Calm and solid, with a strong preference for the London System as White and the Petrov as Black. Comfortable simplifying into endings.",2357,null,"United States","us","2026-05-24","Play International Master Eric Rosen's AI chess bot, rated 2357. Learn about the IM and YouTuber behind the Stafford Gambit and the London System.","md",1,[78,81,84,87,90,93],{"question":79,"answer":80},"Who is Eric Rosen?","Eric Rosen is an American International Master, chess YouTuber, and Twitch streamer born in 1993. He earned the IM title in 2015 and has become one of the most popular online chess educators, known for the Stafford Gambit and a calm, beginner-friendly teaching style.",{"question":82,"answer":83},"Where can I watch Eric Rosen play chess?","Eric streams on Twitch at twitch.tv/imrosen and uploads videos to his YouTube channel @imrosen (520k+ subscribers). His Twitch streams typically focus on online games at chess.com and lichess, while his YouTube features instructive game reviews and themed series on specific openings.",{"question":85,"answer":86},"What is Eric Rosen's chess rating?","Eric Rosen holds the International Master (IM) title and has a published FIDE rating around 2435. On Chessiverse, his AI bot is calibrated to 2357 Elo, which models his typical online speed-chess strength rather than his peak classical level.",{"question":88,"answer":89},"Can I play Eric Rosen on Chessiverse?","Yes. You can play a chess bot modeled after Eric Rosen's style at chessiverse.com/bots/rosen. The bot favours the London System with White, the Petrov Defence with Black, and tends toward calm, technical games rather than sharp tactical melees.",{"question":91,"answer":92},"What opening does Eric Rosen recommend for beginners?","Eric most often recommends the London System for beginners playing White, because it produces familiar pawn structures and clear plans in almost every game. For Black, he frequently teaches solid responses like the Petrov against 1.e4 and the Slav against 1.d4.",{"question":94,"answer":95},"What is the Stafford Gambit?","The Stafford Gambit is an offbeat reply to 1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nc6, sacrificing a pawn for fast piece activity. Eric Rosen popularised the line on YouTube and Twitch, demonstrating its sharp traps against unprepared opponents.",2018261,[98,33,99,100,101],"Stafford Gambit (1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nc6)","Calm, slow-paced teaching style for improving players","The \"Oh no!\" reaction catchphrase","Endgame technique and tactical traps in offbeat openings","EricRosen",{},"Eric Rosen",true,[107,111],{"slug":108,"title":33,"side":109,"reason":110},"london-system","white","Eric's main repertoire opening as White, covered in dozens of his YouTube videos and Twitch streams.",{"slug":112,"title":113,"side":109,"reason":114},"english-opening","English Opening","A frequent alternative he uses to steer games into structures he knows deeply.","/creators/eric-rosen","Chessiverse editorial team",{"title":5,"description":74},"eric-rosen","creators/eric-rosen","International Master and YouTube chess educator best known for the Stafford Gambit and a calm, traps-and-fundamentals teaching style.","IM","https://www.twitch.tv/imrosen","https://x.com/im_rosen","https://imrosen.com/","https://en.wikipedia.org/wiki/Eric_Rosen_(chess_player)","@imrosen","520K+","https://www.youtube.com/@imrosen","iiuCj2hIriPDWqQOtJJ8iGCHTNjiX0gK-S0L0eTyXO4",1780511929918]