Scientist Slaughterhouse 1.0 is the most amazing Half-Life mod ever released. But, sadly, it is dying. That's why Scientist Slaughterhouse 2.0, made by fans -for fans-, is going to revive it. New ways to slaughter. New ways to kill. A whole new experience.
Black mesa Otis. Note the Bullseye on his chest and the text on his back.
**** do we kill em or what?