Trap Defense is a TD like puzzle game. In each level, you need to place the traps at a correct position to prevent the balls reach the finish point. In a tradition tower defense game, you always don't know what enemies will appear in a level. It always influencing you to make best decisions. In Trap Defense, you don't need to estimate any unknowes. All balls and traps is appear at the start of each levels. What you need to do is to try your best to place the traps at a correct position. It makes you feel more that you are solving a puzzle!