Agreeing with a door isn’t something we often find ourselves doing – not even in games. But the very first time you encounter one in Deathloop, it’s locked with a four-digit keycode. “You know the code,” the game tells you, over and over, in hovering captions that flicker in the air. And so, a certain type of player will obediently tap in the numbers, as they have many times before: 0-4-5-1.