This map has been completely redone in Jan '21 -- Blade Cop has done a perfect health max high score run of the new version! It's cool to see how you can plan ahead and scrape just a few extra enemy kills with strategic powerup use and careful ammo management to get that maximum possible score. https://youtu.be/2cNjPLKxzA0 . Check out his YouTube channel for many more userlevel playthroughs!