How would you defend your flag from a waves of enemies? Would you be maybe an engineer with his arsenal of towers?, or a Commando designing attack stategies ... or maybe the destroyer, who leaves nothing in his path? Create mazes with barricades, place strategically towers of combat and use the talent tree to become more powerful, against your enemies. 17 maps, 3 classes, 4 difficulties, 12 ranks, 8 types of enemies and 3 talent tree.