Invade planet earth with your crab who feasts upon the heads of humans, eating their brains and jumping from one host to another. Eat as many human brains as possible and collect money for killing as many humans as you can. Upgrade your crab to have wings, a better tail, sharper claws, and even hovering skills in order to become more efficient at eating and jumping onto humans. Upgrade your launch sequence, and unlock new types of humans to feast upon! Headcrab Invasion is presented to you by SolidGames.com and is sponsored by Addicting Games. This action game has been played 2,576 times by our visitors and currently has a rating of after 32 votes.