The follow up expansion to Protector IV brings with it a whole host of new content. Featuring 7 new storyline campaigns and several individual storyline quests, Protector IV.V has chest loads of exciting new quests.
Use the mouse to navigate menus. During levels hold Shift to place multiple units and press space to cancel placement.
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.