They came onto the earth a very long time ago and created laboratories, and thanks to DNA and genetic combination in these laboratories, they created our lives on Earth.
The Elohim look like us because like said in the Bible, they created us in their image.
They believe that, like said in the Bible, some one did create the Earth, people, animals, etc. but not God, the Elohim. The Bible was written in Hebrew, then translated into Greek, then Latin, then finally to English and that’s the reason why people think it’s God (confusion). They say that the origin of the Bible is uncertain.
The Elohim do not wish to force themselves upon humanity, so they will only fully reveal themselves once