Tower Defense and RTS in one game? It is possible and it works fine, really fine ;) Command your ground forces and defend yourself. We are playing the for a few hours and it is not going to be boring.
Revenge of The Titans
You can pay more(beat the average) and receive RotT OST.
Event ends in 4 days
Indie Game Stand is 'pay what you want and support charity' service. There is nothing better than play the game and help people at the same time!