Commander Keen: Marooned on Mars

The Story

Commander Keen: Invasion of the Vorticons distributer boxBilly Blaze, eight year-old genius, working diligently in his backyard clubhouse has created an interstellar starship from old soup cans, plastic cement and rubber tubing. While his folks are out on the town and the babysitter has fallen asleep, Billy travels into his backyard workshop, dons his brother's football helmet, and transforms into.

COMMANDER KEEN - Defender of Earth!

In his ship, the Bean-with-Bacon Megarocket, Keen dispenses galactic justice with an Iron Hand!

In this episode, aliens from the planet Vorticon VI find out about the eight year-old genius and plan his destruction. While Keen is out exploring the Mountains of Mars, the Vorticons steal vital parts of his ship and take them to distant Martian cities! Can Keen recover all the pieces of his ship and repel the Vorticon invasion? Will he make it back before his parents get home? Stay tuned!

Keen 1 Story

Hints and Tips

First off, check out the Invasion of the Vorticons Hint Sheet

General Hints

Specific Hints:

The Ending

Commander Keen returns to the Bean-with-Bacon Megarocket and quickly replaces the missing parts. He must get home before his parents do!

Keen makes it home and rushes to beat his parents upstairs.

Keen 1 Ending

Shh, honey.let's see if little Billy is asleep.


Keen Says Ah, Mom, can't I keep him?

We'll talk about it in the morning, son, you get some rest.

Keen Says OK Mom. Goodnight.

Goodnight, dear.

But there is no sleep for Commander Keen! The Vorticon Mothership looms above, ready to destroy Earth!

To be Continued.


Commander Keen 1: Marooned on Mars (shareware episode)
Invasion of the Vorticons Hint Sheet (high resolution)


Title Screen The Pogo Shrine
Checking out the Ice City Shootin' in the South City