Your spaceship just crashed on a mysterious planet Zono. I's strange, because it has the shape of a cube - not like well known sphere. To make the task even more difficult, you have to face the hordes advancing on you reptile! Destroy them or they destroy you... Collect power-ups to boost your firepower, change weapons or improve your live. What's more, you don't have to play alone. Just that you invite to play with a buddy. The shooting for two of the co-op mode is a great idea for holiday afternoon. You will deal with the invasion of alien globe?