在这部钢铁侠与浩克：联合战记动画片中,在本片的故事中，为祸已久的九头蛇海蛟集团妄想夺取无敌浩克的伽玛能量来颠覆世界，于是收买了浩克的宿敌恶煞，将浩克囚禁在电厂要吸收他的能量，没想到伽玛能量实在太强大了，意外创造出一个纯能量的大怪物－煞克斯，完全没有任何人可以控制住他。另一方面，钢铁人东尼史塔克也侦测到伽玛能量异常释放而前来调查，不料竟被煞克斯控制住他的空中堡垒以及钢铁兵团，面对这样艰难的困境，钢铁人与浩克唯有联手才有机会扭转颓势，他们要如何同心协力击败强敌呢？
The Invincible Iron Man and the Incredible Hulk must join forces to save the Earth from its greatest threat yet! When two Hydra scientists try to supercharge a Stark Arc Reactor with Hulk's Gamma Energy, they unleash a being of pure electricity called Zzzax - and he's hungry for destruction. Together, Iron Man and Hulk are the only force that stands in the way of the Zzzax's planetary blackout. But first, the super heroic duo will have to get through snarling Wendigos, deadly robots and the scaly powerhouse, Abomination. Can two of Marvel's mightiest heroes find a way to work together without smashing each other before time runs out?
《钢铁侠与绿巨人》：蠢贱组合来袭。对不起。好看，两位超级英雄的基情搭配。
