IN Alien Storm Planet Earth is at risk of extraterrestrial civilization, which stopped on the surface. Monsters-killer terrorize local residents. It is necessary to resist the alien race, saving citizens. 3 main special agents are offered to choose from: Karen, Gordon and Robot Scooter. Each fighter has his own blaster. At the beginning of the game, 3 lives are issued by the standard. In addition, there is a health scale itself, as well as the energy that has to be filled with the help of jumping batteries.

The gamer needs to wander at diverse missions, shoot from an accessible gun, use lightning discharges, squat and jump to dodge opponents. A large number of monsters will be present on the ground. It can be octopuses-humanoids with human faces, toothy snails with nuclear barrels on the body, green entities, spiders, insects with large paws, demons. The main task of the player in Alien Storm is to save hostages from under the oppression of undead.

Bonus levels will be present at which the game is from the 1st person. It is ahead to shoot at jumping monsters, collecting more tin cans. There will be destroyed buildings, burning buildings on the locations. The boss is presented in the form of a grandmother-shuttle, who shoots a green laser and shells from the mouth. After death, flying skulls appear. 3 modes are provided: arcade, duel and duel.