Description: This game is classic barricade defence game. In this 3rd part of SAS are brand new weapons, better graphics and controls. Survive as long as possible and kill all attacking zombies. Use W A S D to move. Use Mouse to aim and fire. Switch weapons with Q E. R - reload, C - throw cyro grenade, G - regular grenade. F - fix a barricade. Space to open shop/upgrade screen.