Green the Planet 2 is a game where players take over a bunch of aliens whose main objective is to create much greener planets where life is nicer. In order to get the job done, you'll need to travel galaxies far and wide, destroying comets and converting their energy to power up and revive planets.
Game systems in Green the Planet 2 are super simple. When you see a comet soaring the skies all you need to do is tap it and right there you'll get a chance to fire a cannon at it.
Green the Planet 2 is a game with a unique challenge and very nice graphics. While it's not terribly complicated to beat, it's still a fun option.