Merge Defense Adventure is an easy to learn, hard to master Tower Defense game. Simple controls, turn based gameplay, and tactical depth makes this game best time killer game for a daring mind. How to play: • Enemy Blocks advance each turn • Place new defenders on the board to protect from enemies • Defenders shoot automatically each turn • Merge two defenders of the same level to upgrade its power • Collect Keys and Gems to use power ups and unlock new defender • Survive as long as you can Game Features: • Challenging brain puzzle. Think ahead! • Beautifully easy and simple, no pressure and no time limit. • Offline play • Completely free Have fun!