As opposed to the rigorous testing used to determined an unevidenced deity using inexplicable magic did it.
- How is a deity possible?
- Where did this deity come from?
- How is the supernatural power to create a universe possible?
- Where does the supernatural power to create a universe come from?
- How did a deity use supernatural powers to create the universe.
As a bare minimum those questions need an expansive, accurate and objective explanation, before they a deity is dems ontrated as possible, let alone plausible.