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Portal 2 Perpetual Testing Initiative
Valve
27 เม.ย. 2012
การดู 2,928,006 ครั้ง
Valentine's Day Gift Buying
Aperture Investment Opportunity #4: "Boots"
The ULTIMATE Guide to Portal's Multiverse | The Multiverse | FULL Half-Life & Portal Lore
Aperture Investment Opportunity #2: "Bot Trust"
There You Are
Portal - Meet The Cores 1
Portal 2 - Full Co-op Trailer
Aperture Investment Opportunity #3: "Turrets"
Propulsion Gel
Portal 2 - Every Single Cave Johnson Line (Almost)
Portal 2 Launch TV Ad
"VR concept" | Perpetual Testing | Portal 2 Community Maps & Mods
Aperture Desk Job (Final) - Cave Johnson
Portal 2: Welcome to Aperture Labs
LEGO Dimensions - Portal 2 Level Pack Walkthrough (Aperture Science)
Portal - If I Were A Core
The Process Of Making Portal 2's Levels
"Metaphysical" | Perpetual Testing | Portal 2 Community Maps & Mods
Portal 2 Map Building Timelapse
𝗔𝗣𝗘𝗥𝗧𝗨𝗥𝗘 𝗗𝗘𝗦𝗞 𝗝𝗢𝗕 - Full Game