The laboratory has been taking by an alien race called Kripperz which are extremely hostile towards the humans. You much infiltrate the laboratory and kill their leader to take back control. KripperZ is one of our many Action Games that we publish on TheGamerStop.com. This game is also tagged as a Shooter game. Click the play button to start having fun. To play even more free games, view our popular and new games page. If you want to play more games like this, then you can simply check out the games inside the game tags that are the most relevant to your interests or the Action Games category or the games like this game page at the end of the game tags.