Masthead Studios reveals classes from GUNS and ROBOTS, their upcoming recently unveiled MMORPG. The announcement of the game doesn't mention platforms, but we've confirmed this is a Windows title they plan to release by the end of this year. This trailer teases the game, and here's a bit on what it will entail: "GUNS and ROBOTS is engaging third person online shooter with inventive character design and an endless list of customization features. From incredible battle mechanics to funny looking robots, the players will be able to set their own game play. The best of them will be able to climb up in rankings and unlock various achievements. Different scenery and free movement all over the map will assure that players will have great in-game experience."