If you feel stuck on any levels, stop to look around the rooms. You might be overlooking something like a hole to drop down, or a switch to shoot on the wall, floor or ceiling.8) The best way to hop off of a ladder is, once at the top, move left or right if there is a platform or if a platform is behind you simply move backwards and you'll jump off. Don't try to turn around on a ladder, you'll just fall off.9) On level 5, the way to defeat this mini-boss is by shooting the concrete weights hanging on the sides. This releases a spike that comes down from the ceiling and hits him in the head. You must do this 5 times, you get 10 chances and have only 10 minutes to do it. If you fail the player gets consumed and dies