Cleopatra - codes and eggs During gameplay, press Ctrl + Alt + C and type any of the following case-sensitive "Codes": Jail Break - Pack of tomb robbers looking for burial provisions appear Hail to the Chief - Hailstorm pelts your city Crop Busters - Swarms of locusts eat every crop in sight Amphibious Assault - Plague of frogs descends upon city Ancient Astronauts - Pyramids built at quicker pace Crimson - River turns to blood Mummy's Revenge - Mummies appear from monuments and attack city - o -