A couple of days ago we reported on the Portal 2 Summer Mapping Initiative, a competition held in honour of the frankly frightening creativity of the Valve fan base. If you enjoyed Portal 2, and who didn’t, you might want to give them a go. The official winners and runners up created a big chunk of content, dumping easily a typical single-player game’s campaign worth of playtime into your lap, for no pennies. I’ve been playing the top-rated co-op maps, because the stark terror of being trapped in a testing facility that mostly wants to kill you is best experienced with company. Let me tell you about it!

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