Aren't humans often the real monsters, or at least still monstrous? Is slavery not the greatest evil, and still with us today, in places like Africa, the Middle East, and China? Was not National Socialism one of the greatest evils of the 20th-century?
They are on the precipice of removing the Yautja altogether from their own series. An intelligent, advanced humanoid race that brutally murders humans, and also at times rapes them to death with facehuggers for their own hunting pleasure? And wasn't the game reserve using humans as slaves, or something very close to it?
Marvel is publishing an IP that revolves around amorality, greed, cruelty, rape, murder, and slavery. This is a universe where "a murderer and rapist of women" becomes a self-sacrificing hero to protect all of humanity. They have a problem with racism and a swastika? If they can't handle adult themes, they shouldn't be publishing the Aliens/Yautja IP.