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!
Containing item: "Testing Tower Co-op"
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Collection by: killersplash
Collection by: [BiZzNaStY] Shadowgenisis
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Collection by: Redeemed
Just for my friends.
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