Plants Vs Zombies War is based on the famous PC game called Plants VS Zombies. This tower-defense strategy game needs your plans to fight against 15 kinds of incoming zombies. You can check the consumption and attack of all of your 15 plants before the battle. Then the tutorial will show the basic rules and plants at Level 1. The more levels you complete, the more plants you can unlock. You could also unlock them from ads in advance.