游戏介绍：
抵挡和消灭凶勐的殭尸，将得到的钱用来升级你的防御设施和武器装备，关卡越到后头，殭尸越凶狠，你能完成全部的任务吗?

玩法说明：
[滑鼠]: 瞄准/射击
[W][A][S][D]: 移动
[R]: 重填弹药
[Q][E]: 武器切换
[F]: 靠近路障后,按[F]来修复
[G]: 手榴弹
[空白键]: 升级画面武器及防御设施 

SAS: Zombie Assault is all about surviving against waves of undead monsters. Earn money to upgrade your defenses and your guns. As levels progress, the waves of zombies become harder and harder to repel. Can you make it through all twenty gruelling waves of zombie assault?

Instructions:
W,A,S,D or arrow keys to move, mouse to point and shoot...
fire: left mouse
movement: wasd