您可以在UGameZone.com上免费畅玩Planet Guardian，这是射击游戏之一。保护地球免受敌人飞船的入侵，并尽量不伤害您的盟友。动作游戏Planet Guardian。一个简单的火箭射击手。保卫地球免受袭击。
Enable Flash in Chrome settings. When Flash is disabled, the label will read " Block sites from running Flash ".Click the toggle to enable flash and the label will read " Ask First ". Shown like the following:
Now Click And then,click " Allow " in the box that appears in the top-left to play the game.Shown like the following:
