Even with over 400 puzzles solved, I still feel like I'm scratching the surface. Every time I venture back into the world I discover some small detail I missed or a new set of puzzles. There are over 700 puzzles in the game. In order to see the game's ending, you don't have to complete all of them, but they're always there to come back to after you finish the mandatory puzzles. The Witness is a complex game that rewards its most diligent players in meaningful ways. With a meticulously designed world and the elaborate puzzles that reside within it, The Witness is a game you won't want to miss.