Yak is a god.

It takes the form of a six thousand metre long, narcissistic rhinoceros.

Yak created time and space twelve years ago.

If you believe in Yak, it will give you lots of grapes.

If you do not believe in Yak, it will destroy your home solar system.

Yak's most sacred site is Dornbock in Germany.

Yak's Holy Commandments

1. Fast once a month.

2. Never think about quantum gravity.

3. Always pray immersed in water.

4. Always obey Yak's priests.

5. Run away from pink shrews, for they are unholy.