Trivia #1 Counter-Strike Online 2 spawned off the success of Counter-Strike Online, which took roughly 4 years. #6 During the early beta releases, Counter-Strike Online 2 used sounds from Counter-Strike: Source. Later on, they were replaced with in-house (Nexon). #11 Only the Chinese version features all radio commands (and announcements) in English, unlike other versions with localized translations. #2 Contrary to popular belief, all default weapons from Counter-Strike: Source are unlockable without spending a single cent. #7 Valve allows Nexon to use its Counter-Strike title because both companies partnered during the development of Counter-Strike Online way back in 2007. #12 Meanwhile the Taiwanese version of Counter-Strike Online 2 is the only one to feature multi-lingual radio commands that differ by characters. #3 Counter-Strike Online 2 runs on Source 2013 engine which also powers Counter-Strike: Source. #8 In the beta, the M4A1 rifle had an EO Tech sight mounted. It was later released as a Special variant in limited quantities. #13 YouTubers Korean Englishman (Josh and Ollie) were featured as face masks and sprays for the 2017 Christmas update. #4 The female sniper shown in several trailers is Mila, a playable character. #9 At one point, Nexon Korea blocked foreign players from accessing their game (CSO2 Korea) for unknown reasons. #14 While chickens were not present in Counter-Strike: Source, Counter-Strike Online 2 has them. Winner winner, chicken dinner! #5 The location in the official trailer where the battle between GIGN and the Terrorists took place was inside the Guggenheim Museum, New York. #10 SpawN, a former Swedish Counter-Strike competitive player was once involved in the Closed Beta Test (CBT) of Counter-Strike Online 2. #15 ANGRYPUG, a famous Twitch streamer briefly promoted Counter-Strike Online 2 during the Taipei Game Show 2016. He originated the "TAIWAN #1" meme which went viral.