"Interpose X-mas Greetings" is a special Christmas edition of the horizontal shooter arcade game created by the Norwegian company Twilight Zone Software in 1996 for the DOS system. Evil scientist Atnas Sualc has created an army of robotic Santa Clauses and reindeer that he launches into the North Pole to disrupt the distribution of Christmas presents. The player's task is to stop the villain and this army from reaching Santa's polar house. During our game, in addition to eliminating enemies and collecting coins, we will be able to collect powerups that will allow you to change your weapons, and also allow you to upgrade your existing weapons. We must avoid the dynamites that can be lost one life! In addition, we may encounter a sign with the inscription "Shop", when we land then in the company of Mrs. Claus, we can buy new lives, new weapons and upgrade the existing ones. In the "Store" we can use a slot machine, thanks to which we have a chance to win a lot of coins, among other things.