钢铁时代是您可以在UGameZone.com上免费玩的塔防游戏之一。指挥官，你是人类的最后希望！控制这个前哨基地并保卫反对派力量。他们将把这个动作游戏中所拥有的一切都扔给你。
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:
