Undead Extinction is a fun online Zombies game that you can play here on Games HAHA. If you enjoyed this game and want to play similar fun games then make sure to play Undead Drive, Undead End 2 or Bang! Bang! Undead! or just go to the Zombies games page. Undead Extinction has been played 598 times and is another one of the many Zombies games that we offer, and if you want to play more games we have see the Action games page.