Hey Guys, I'm a dev for Portal: The Second Slice! Go check it out!
It has negative amount of playtesting yes
To make mods for Portal 2 follow this guide: Developer.valvesoftware.com (also I have no clue if that's what you're asking)
Who said that???
whyPNG
joined
Hey Guys, I'm a dev for Portal: The Second Slice! Go check it out!