Speedrunning the Half-Life and Portal Games, Back-to-Back (World Record) Published 2020-07-22 Download video MP4 360p Download video MP4 720p Recommendations 33:56 Portal 2 Speedrun Mod in 29:26 (Old World Record) 1:05:40 I Fully Completed EVERY Half-Life + Portal Game... 14:57 Minecraft's Most Genius Speedrun Strategy 1:11:38 The Orange Box... 10 Years Later 11:45 Portal No SLA Unrestricted in 10:36 (World Record) 12:12 The Weirdest Cheated Speedrun World Record 59:58 How I Beat 6 Mario Games in 53 Minutes 44:28 How Half-Life was Beaten in Under 26 Minutes (SPEEDRUN EXPLAINED - Scripts%) 45:44 SpongeBob speedruns are extremely broken 1:01:29 Skull Island: Rise of Kong - Just Bad Games 14:24 How Speedrunners Beat Portal Without the Portal Gun 19:11 Impossible Wrong Warp Skip Shatters Portal 2 World Record 25:07 Which is Safer? Black Mesa or Aperture Science? 08:31 Counter-Strike Source is the BEST Counter-Strike... change my mind 14:17 The Celeste Speedrun That Does Nothing for 472 Hours 1:09:13 Let's Speedrun FNAF Security Breach (All Endings) 1:05:06 Half-Life: 25th Anniversary Documentary 15:20 GMod's Biggest Secrets 09:57 Speedrunning Property Destruction in Portal 2 1:22:13 Factorio Any% Speedrun 1:21:56 (current WR) Similar videos 22:17 Half-Life in 20:41 32:00 Can You 100% Portal And Get a Refund? 55:36 Half-Life 2 Developers React to 50 Minute Speedrun 40:25 Half-Life 2 Done Quicker - HL2 Speedrun in 40:49 - WR 07:28 Portal TAS in 5:13 30:52 [WORLD RECORD] Half-Life 1 NO DEATHS/NO SAVES Speedrun in 27:21 4:53:44 LETS "SPEEDRUN" THIS MINECRAFT GAME ;) 22:40 Portal Developers React to Multiple Speedruns (Valve Software) 13:01 Portal Speedrunner Explains to Valve How He Breaks Their Game 09:43 Portal any% Former World Record in 5:53 1:20:48 The History of Half-Life Speedrun World Records 24:17 World Record Progression: Half Life 2 (New Engine) 02:02 Half-Life 2: Highway 17 - Speedrun - 1:15 08:30 Half-Life: Done Enormously Warped - Speedrun in 6:26 - WR 40:45 Half-Life 2 with Half-Life 1 Movement Speedrun in 37:26.580 08:47 [SFM] Meet The SpeedRun Freeman! 1:08:25 I BEAT THE FASTEST HALF-LIFE 2 RUN OF ALL TIME Half-Life 2 Speedrun In 40:42 [OFFICIAL WORLD RECORD] 29:05 Half-Life Speedrun in 26:09[World Record] More results