Yes, definitely aliens, because no way did those Brown people ever come up with how to build such complex structures. Nope. Definitely aliens. White aliens at that. Probably from the Anglo Saxon galaxy.

Alien sacrifices for favourable gods will, yes, that is correct.
And yes, it was (mostly) aliens bcs if higher copper concentration in their blood.

How could anyone believe Egyptians had electricity by wire, that doesn't make any sense.