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Portal Challenge Chamber 1
We won the video games
แสดงข้อมูลเพิ่มเติม 1
Portal Challenges: Least Portals
Challenge Chamber 1:Portal Gold
Portal challenge chamber 13 using only 2 portals
All Gold Medals Portal Tutorial - Chamber 13
Portal Challenges: Least Time
Portal Challenge Maps: Chamber 18 Least Time - Gold
Portal Challenges: Least Steps
Portal challenge chamber 18 using 5 portals
Portal Test Chamber 13: Using 4 portals ( Least Portals )
Portal walkthrough - Test Chamber 18 (Advanced)
Portal Challenge Chamber 17 Least Steps (132)
Portal Challenge Chamber 16 Least Steps (31)
Portal Challenge Chamber 18 Least Time (1:08)
Portal Challenge Chamber 13(First One): Least Time: 18 seconds: Tutorial #1
Portal challenge chamber 17 using 0 portals
Portal Challenge Chamber 1
Guide: Portal Least Portals Challenge (Test Chamber 18)
Guide: Portal Least Time Challenge (Test Chamber 16)
Guide: Portal Least Steps Challenge (Test Chamber 13)
"Least Steps" Challenge All Chambers Gold Medal - Portal
