The Moon Nazis Are Coming!
Invade the Earth or protect it from the Moon Hun Invasion in Iron Sky: The Board Game that offers co-operative fast paced strategy for 2-6 players.
Iron Sky: The Board Game pits players against each other in a battle over Earth. It mixes co-operation with competition, since the commanders of the Earth and Moon Nazi fleets co-operate with their compatriots in crushing the enemy. Each player takes a role of a commander with his individual style of leadership, with a mission to either protect or assault a part of the globe.
More info on Board Game Geek.