S.K.I.F., also known as SBG, was first founded in Moscow, Russia, in 1996. At first they focused on multimedia encyclopedias and other multimedia titles on the Russian computer entertainment market. Since that time (up to 1998) they have completed more than ten full-scale multimedia encyclopedias for a variety of publishers: Cats, Dogs, Carnivores, Dinosaurs, Exotic Birds, etc.

In 1999 they completed their first full-scale computer game, Petka. In 2001 the company was disbanded and its employees formed Primal Software.