There are 328 Alien games on GaHe.Com, such as Thunderax 9k, Astro Boy Online and Alien Hunter 2. We have chosen the best Alien games which you can play online for free. All these games can be played online directly, without signup or download required, but if you prefer to play games offline, you can also download any game file to your PC. Alien games on this page are sorted according to users' rating, a game with the highest score is listed at first, so it's easy to find a good Alien game on GaHe. We also add new games daily to ensure that you won't get bored of playing old games again and again. Enjoy!