How do you make a sequel to a game that doesn’t need one? That’s the question Valve faced with creating a follow-up to the surprise hit, Portal. The process of answering that question turned out to be a strange journey, with new characters, many personality spheres, and false endings lying in wait like crocodiles with end credits. Check out this article on the early origins of Portal 2. GameInformer has the story.
“We managed to make it a great mix between totally awesome and completely stupid,” said Wolpaw.
This. This is the best quote.