Trotsky was not just Stalin's main enemy - he was a real Satan of the Soviet era! They tried not to name him in vain, and the word "Trotskyist" turned from a designation of political beliefs into an insult. But what did Trotsky actually think alive, and not caricature about Stalin? What assessments did the real Trotskyists give to the Soviet Union? And what predictions of Trotsky continue to come true?