Prometheus(2012) -

After Holloway sickens rapidly and begins to mutate, Vickers kills him with a flamethrower to protect the ship.

The Engineer survives the crash and attacks Shaw, but she lures him into the path of her now-gigantic "Trilobite" offspring. The creature subdues the Engineer, and a primitive "Deacon" (an early form of the Xenomorph) eventually bursts from the Engineer's chest. Prometheus(2012)

Despite being sterile, Shaw finds herself pregnant with a rapidly growing, non-human organism after her encounter with the infected Holloway. She performs a gruesome emergency automated surgery to remove a squid-like "Trilobite" creature from her body. The Awakening After Holloway sickens rapidly and begins to mutate,

On the moon, the crew finds massive artificial structures housing thousands of canisters filled with a mysterious . They discover that the Engineers were wiped out nearly 2,000 years prior by their own biological creation. Despite being sterile, Shaw finds herself pregnant with