RX squad (PC) Steam Chiave Global

The earth is suffering from an attack of space monsters, and the terran defense forces are called for combat and the annihilation of the monsters. The RX Squad with their advanced ships risks themselves to keep the earth in peace.
A game with levels where the user can customize your weapons between kinds of ammo.
Each ship has different abilities. The ship cannot get in contact with any monsters, or crash in the scenario.
There are no checkpoints. To pass through level you need to reach the end of the level with a minimum amount of points.
Achievements and cards will be included. Control by the Joystick. Controls: Down, Up and Turbo, Fire and Special.