The game "Combined Pyramid" belongs to the varieties of Russian billiards, which is also called "Moscow". or "Siberia". The main goal of the game is the same as in the classic game, namely: you must be the first to score eight balls. You can score with only one bullet, and fifteen are used in the game. The shot comes from home just like in other games. The difference between Moskovska is that you don't need to order a ball and pocket in advance and you can play with any ball. If the player has violated the rules of the game, he receives a so-called penalty. At the same time, the violator's opponent can make the next hit or concede it. There is a certain list of those rules, violation of which entails a fine.