Element 115 Ultimate Zombie Defense is a conversion mod based of the Award Winning rts strategy game Company of Heroes. Element 115 aims to bring to you the fun and gameplay of C.O.D nazis into C.O.H. It will contain all elements and features that have made COD's zombies unique gameplay
Here's a video showing you unlockable gates ingame. The first part of the video is showing you different variations of the gate. The rest of the video shows you the animated details in the model and finally the gate in full operation
looks cool :)