Portal 2

Portal 2

Community maps. For science.
Welcome to Aperture Laboratories, home of the Perpetual Testing Initiative. Easily create, share and play test chambers authored by and for the Portal 2 community. Do your part! Contribute to Science!
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Containing item: "[PeTI COOP] Sunbury Chambers 55"
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Showing 1-5 of 5 entries
Sunbury Chambers
Collection by BierPizzaChips
All 80 maps of the Sunbury Chambers series. The Series includes COOP and Single-Player maps. All maps having PeTI in the brackets had been created with the Ingame Editor. All maps missing the PeTI statement had been created primarily with Valve's Hammer
Portal 2 Coop Chambers
Collection by Clemo7
Selection of 470 Portal 2's chambers to play with friend (± 5.3GB). Based on the most popular levels (most played and liked) and also on the creators and levels most followed. _______ "Thinking with Time Machine" is required to play some levels ("Brai
Няшечки-плюшечки
Collection by Sto3IV
Ня!
Portal_Additions
Collection by twitch.tv/ZippoZane
Lots More Portal Maps
Portal2
Collection by FnG Devin9086
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