No one knows who exactly Pistamashina are. The speculations flood the fans with streams of information, but despite the diverse theories, the information about them remains vague.
As a whole, the theories and rumors gravitate around few possible versions:
1. Pistamashina is a band of extraterrestrial undercover agents at unknown civilization.
2. Pistamashina is an experiment of a secret international organization, supported by the governments of the most developed industrial countries in the World.
3. Pistamashina is actually a group of robots-androids, created in secret underground laboratory at the heart of Europe (under the territory of Switzerland and part of France).
Rumours keep on multiplying...