Multiplayer Warfare Game.
As first version - only few maps as tower defense.
In beginning you can build any tower from any Group, but after you build first one - that Group will become Primary. Secondary will cost 120%, rest will not available to you. Team Up with your friend to achieve win.
A context menu should be shown when right-clicking or, on touch devices, long-pressing in the game. This menu especially allows to play in full screen and control the volume.