weak aliens don't deserve to take over earth...
Fun, but you need to tone down the range of the AI. I can't even count how many times I've been sniped by a bullet to the back of my head offscreen. For the sequel, mayb you could add in commands for your AI partners so they could watch your back and take care of snipers or add in a chat box for online play. And nerfing the alien for campaign and making every shot OHKO just detracts from the game