Guide: Portal Least Steps Challenge (Test Chamber 13) Published 2013-03-15 Download video MP4 360p Download video MP4 720p Recommendations 10:26 Portal Challenges: Least Steps 02:49 Guide: Portal Least Steps Challenge (Test Chamber 15) 01:09 Guide: Portal Least Time Challenge (Test Chamber 16) 15:32 Off Camera Secrets | Portal 2 - Boundary Break 01:43 Portal - Chamber 15 (least portals) 06:47 Guide: Portal Least Steps Challenge (Test Chamber 16) 01:27 Portal Test Chamber 13: Using 4 portals ( Least Portals ) 12:26 Portal - Transmission Received Achievement Guide 04:42 PORTAL RAP by JT Music (feat. Andrea Kaden) - "As One Door Closes" 01:10 Portal - Chamber 13 (least steps) 08:36 Portal Challenges: Least Portals 01:39 Portal Test Chamber 13 Least Steps Gold Run (9 Steps) 10:48 Portal 2: Welcome to Aperture Labs 13:33 Mr.President! Speedrun in 12:53 14:10 Portal Glitchless in 14:29.205s (World Record) 02:21 Guide: Portal Least Steps Challenge (Test Chamber 18) 01:36 Portal - Chamber 18 (least time) 03:08 Guide: Portal Least Steps Challenge (Test Chamber 17) 11:36 Portal Advanced Chambers Walkthrough 01:05 Portal - Chamber 15 (least time) Similar videos 01:57 Portal | Least Steps for Chamber 13 Gold Medal Guide 00:41 Guide: Portal Least Portals Challenge (Test Chamber 13) 00:34 Guide: Portal Least Time Challenge (Test Chamber 13) 03:17 Portal Walkthrough - The Challenge Test Chambers - Test Chamber 13 (Least Steps - 10 Steps) 01:22 Portal Least Steps Challenge 13 : 1 Step 09:57 Portal - Gold: Least Portals - 13-18 03:46 Portal - Gold: Least Steps - 13-15 02:26 Portal Walkthrough - The Challenge Test Chambers - Test Chamber 13 (Least Steps - 20 Steps) 01:55 Portal Challenge Chamber 13 Least Steps Exactly 10 Gold 04:51 Portal Walkthrough - The Challenge Test Chambers - Test Chamber 13 (Least Steps - 30 Steps) 01:31 Portal Test Chamber 13 Least Steps Gold Run (7 Steps) 00:37 Portal - Chamber 13 (least portals) More results