A Halloween costume could lead to an arrest.
For a police or military uniform with real shoulder straps, you face a fine of up to 1.5 thousand rubles. A parody of a priest near a church may become a reason for a case of offending the feelings of the faithful.
Because of the inverted pentacle, the cross of the whale or the number 666, you can be fined or arrested for up to 15 days: the "international movement of Satanism" is recognized as extreme. Those who harass passers-by with toy weapons also face up to 15 days.