Skip To Content
  • Viral badge
  • lol badge
  • win badge
This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!

20 Best Aperture Laboratories Warning Signs

Warning: Minor spoilers if you have critical thinking skills. If you haven't played Portal 2 yet, then you're missing out on some of the best dark humor ever in a video game.

  • 1.

  • 2.

  • 3.

  • 4.

  • 5.

  • 6.

  • 7.

  • 8.

  • 9.

  • 10.

  • 11.

  • 12.

  • 13.

  • 14.

  • 15.

  • 16.

  • 17.

  • 18.

  • 19.

  • 20.

    Via Geekosystem

Create your own post!

This post was created by a member of the BuzzFeed Community.You can join and make your own posts and quizzes.

Sign up to create your first post!

BuzzFeed Daily

Keep up with the latest daily buzz with the BuzzFeed Daily newsletter!

Newsletter signup form