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!
Browsing: Collections
Containing item: "Decay - Part 3"
Sort by:  Top Rated All Time
Showing 1-13 of 13 entries
Decay
Collection by: BanJaxe
Set after the events of Portal 2. New Aperture has been left to Decay. The chambers are broken, find your own way out.
Best SinglePlayer Maps
Collection by: Ace Ryder
I know it's a lot but these are all, in my opinion, great quality single player maps.
PC Gamer: Best Portal 2 Singleplayer Maps & Campaigns
Collection by: Aradalf
PC Gamer's top Portal 2 singleplayer maps and campaigns, available here: pcgamer.com/2012/11/03/the-best-portal-2-singleplayer-maps-and-campaigns
To play with Brady
Collection by: Spork
NOTHING, DON'T LOOK AT THIS!!!!!!!!
Perpetual Testing Initiative Deluxe Pack
Collection by: Razor
PERPETUAL TESTING INITIATIVE DELUXE PACK The best maps made by the Portal 2 community (Steam Workshop & Steam Store). IMPORTANT: Don't forget subscribe to all the parts and play them by order >>>> Steam Workshop - Map Packs - 12 Angry Tests (7 par...
Hipercollection 4 th3 Cake!!By Snedius
Collection by: eX(s) Snedius
Todos los mejores mapas para single y co-op.
Sora's Fun Pack 1
Collection by: Sora Hjort
A collection of Maps I found fun, and had to unsubscribe to due to a limitation on how many maps you could have in the queue.
SherL0cK Singleplayer
Collection by: SherL0cK
All Maps played by SherL0cK Live on Twitch. If you are interested in playing them yourself Here is the Complete Collection of Singleplayer maps.
yeah
Collection by: ☯ :Light x"|)
Priv Collection
Collection by: Redeemed
Just for my friends.
Tatsuto's Testing Sequence
Collection by: Tatsuto
Stuff I look forward to play.
Carbo's Portal 2 Collection
Collection by: JoeyCarbo
Top rated SP and Co-op maps.
Sweet Maps
Collection by: Paul 3478
For now, these are recommended single player maps. I will play coop this weekend and maybe add some good ones as I come across them.
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