Expanding the world of Kings of Air and Steam, the World's Fair expansion features: 1) New Technologies! The World's Fair has brought new technologies into the world, which will translate into fantastic actions and abilities the players can use during the game. Before the game begins, these technologies and drafted by the players, then unleashed during the game. 2) New Teams/Ships! This brings more variability and more player powers to the already varied world of KoA&S.