"A60" has a 16% chance of spawning, but he only comes after door 60. He's like rush from the other game. "A90" has a 25% chance of spawning, but he only comes after door 90. He will show a stop sign in a random area on the screen, stop immediately if you see it, then wait until it goes away to move. "A120" has a 33% chance of spawning, but he only comes after door 120.
there are going to be a total of 1000 doors in this.