Top 10 Largest Xenomorphs It has been more than four decades now since the Aliens invaded our movie industry, and the Xenomorphs are still one of the greatest movie monsters ever seen on the silver screen. The Xenomorph at its most basic form is nothing but a lethal and deadly reminder that in space, no one can hear you scream. With a little bit of imagination however, that creature has become even more disturbing over the years. But have you ever wondered which Xenomorph is the largest to have ever appeared so far? If you have this video is for you and for those who haven’t either, do watch this video till the end cuz this is the most accurate top 10 you will see out there!