Gravity Falls: Mystery shack attack - help the heroes of the popular cartoon protect their house from the attacks of various dark creatures and monsters. Twins Dipper and Mabel Pines need to help their grandfather Stan defend his Mystery Shack and the whole town of Gravity Falls in this Android game. Build the defense against zombies, vampires and other evil creatures. Use a variety of defense items like electric balls, inflatable heating pads, fences, and so on. Buy new and useful items in the shop and improve the buildings you defend.

Operating System: Android Ice Cream Sandwich (4.0) or later