This is very similar to your standard Tower defense genre with a number of awesome twists. What makes this game so much different from the other games in it’s category is the ability to utilize combinations to your advantage. Most of the other aspects of this game are very similar in the way that you progress. You will be building up a strong defense against the various different types of enemy invaders. The more enemies you kill, the more money you will accumulate and the more resources you will have at your disposal. You will have to use the money that you earn to strategically build turrets or purchase upgrades for existing turrets. Just make sure that you are using the combos to your advantage because that will be the difference between winning and losing.