[Vicious108]

Originally Posted by bigemperor

Now that the anime is near the end, can someone explain me WHAT EXACTLY IS THE HOMUNCULOS IN THE FLASK? The anime told us that it was created with the blood from Van Hohenheim but what is exactly? why did he know everything about alchemy inmortality and all? and why is he similar to the eye from the gate of thuth?

Spoiler for Episode 63:

I think all we know for sure is that he came from inside the gate (seeing as how he said "I don't want to go back in there!" as he was pulled back in by Truth), which would at least explain why he is so knowledgeable about alchemy.