Extreme is a fast-paced action game for the ZX Spectrum that pits players against alien pirates across three diverse environments. Players navigate through space, underwater, and a building interior, each section offering unique gameplay mechanics and challenges. Despite its modest origins as a spare-time project, the game boasts impressive graphics and special effects for its platform. The compact adventure can be completed in about 20 minutes, delivering an intense, varied experience that showcases the Spectrum's capabilities.

In December 1973, the large space research spacecraft PIONEER 10 spacecraft passed Jupiter and left the solar system, heading into infinite space. It carried a plaque informing that they were human beings from the planet EARTH.

In the year 3021 , AD Pioneer returns to Earth in an alien spacecraft that wishes to connect with the alien spacecraft that wishes to connect with earth. Unfortunately Unfortunately, the pirates "Steg" have boarded and disabled the ship, which has caused the the ship's self-destruct mechanism is engaged.

You are the first person to reach the ship after it has crashed to earth. You have a limited time to disarm the self-destruct mechanism before it destroys the planet.

The alien crew in the evacuation has left behind several weapons and objects that will be useful in your mission. You will discover them as you as you solve and complete various missions, but you have to hurry.

Good luck to you.