Keys are used to open gates on the world map that lead to more plants, upgrades, and levels. They can drop in any level and from any enemy. Keys are special items that randomly drop when enemies are killed. Players pinch zombies away with Power Pinch, flick zombies into oblivion with Power Toss, or press and electrocute zombies to dust with Power Zap. Each power allows the player to use touch-device gestures to easily kill zombies. To use these powers, the player clicks on the corresponding icon at the bottom of the screen and then he or she is given several seconds to use the power. Three new abilities the player can use at any time were added to the game: Power Pinch, Power Toss, and Power Zap. Once the plant food is dropped, it floats around the screen until the player clicks on it and collects it, similarly to sun. This glow signifies that they will drop plant food once killed. Throughout a level, zombies will randomly come out with a green glows. Every plant in the game can be powered up and each plant's power-up is unique and usually involves a beefed-up version of their usual attack or ability. To power up a plant, the player clicks on the plant food icon at the bottom of the screen and then clicks on a plant that has been placed.

Plant food allows the player to power up one of his or her plants. Gameplay New Mechanics Plant Food Plant Food Zombies 2: It's About Time is a free-to-play game. The most notable change from the first game, however, is the fact that Plants vs. PopCap added more plants, zombies, and mechanics to the game. Zombies 2: It's About Time exclusively on IOS devices.

You must command your army of undead-killing plants for a second time as you go back in time in search of Crazy Dave's taco. Zombies are invading your home again, but matters take a turn for the science fiction when Crazy Dave eats a most delicious taco.

Plants vs zombies 2 all plants