"Pretty much. I know they can be killed, we blew one up, but it's. Hard. A couple people died in the process. And many more were hurt. It makes you sick, makes you see things that aren't real, feel things that make you want to turn on your friends." They press their lips firmly together a moment. That's the worst, making it hard to tell friend from foe, and they hated it. "It's terrible. But they need to be stopped. I hope we can help the train stop these. Before more worlds die."