Swamp Defense 2, a tower defense game, is on sale for $0.99. This game was released last week at $2.48. This publisher has a habit of discounting their games a few days after release as this is the third time they’ve done just that in the span of a month. This game is full of content with 54 unlockable maps and 9 unique tower types. The game carries a 4 out of 5 star rating on Google Play and requires a game controller to play.