The Algorithm Crew Proving Ground. You're part of an elite crew of
special ops soldiers who use their brains and brawn to bust through alien defenses. Play one of
nine characters and battle space aliens and robots. This mission pack contains three exciting
Use the arrow keys or WASD keys to move your character. Use the mouse to aim and mouse button or space bar to fire. Make it to the end of level 4 in each mission to win.