Build lasers, artillery, missiles, slow fields, shock generators and launchers. Stop wave after wave of creeps, now with 4 maps, and 5 difficulty levels. An excellent remake of Desktop Tower Defense. This is the second game on the Omega Tower Defense series. Play Omega Tower Defense 2 game and save the world from the next batch of invading aliens. Build lasers, missles, shock generators, slow fields and blade launchers to stop wave after wave of creeps in this strategic tower defense game.