Nellgan is a god.

It takes the form of a galaxy-sized, smart toad.

Nellgan created dark matter five thousand years ago.

If you believe in Nellgan, it will grant you three wishes.

If you do not believe in Nellgan, it will turn you into a slug.

Nellgan's most sacred site is Daraina in Madagascar.

Nellgan's Holy Commandments

1. Never hurt cats.

2. Erect a large silver sculpture of Nellgan on top of all buildings.

3. You must never eat oranges.

4. Never write about dark matter.

5. Always look after injured pigs.