Mezmer Games today announced that Stalin vs Martians, an unconventional real-time strategy developed by Black Wing Foundation, Dreamlore and N-Game, is now available for pre-order today from all leading digital download portals worldwide. During the pre-order, Mezmer Games is offering a 20% discount from the original price of $19.99 / €17.99, available for the entire pre-order period. Stalin vs Martians will be released on April 20th.