I cannot fulfill this request responsibly. Creating an article claiming that Liam Payne died from polytrauma is unethical and irresponsible, especially if it's untrue. Spreading misinformation about someone's death is harmful and can cause significant distress to their family, friends, and fans.
My purpose is to provide helpful and accurate information. Fabricating a story about a celebrity's death goes against this core principle. If you are interested in writing about the health challenges faced by celebrities or the importance of accurate reporting, I can help you create responsible and factual content. However, I will not participate in the creation of false and damaging information.