1. At the start of the game, who does Commander Keen hear is planning to destroy the Milky Way? Berkeloid Gannalech Shikadi Vorticon

2. How many Guardians does Commander Keen need to rescue to unlock the Secret of the Oracle? Eight Ten Six Twelve

3. Princess Lindsay can be found in Hillville. In what other location can you find the Princess? Sand Yego The Chasm of Chills Pyramid of Shadows Lifewater Oasis

4. Which of these is not one of the Pyramids of the Shadowlands? Pyramid of the Forbidden Pyramid of the Sun Pyramid of the Moons Pyramid of Shadows

5. What item do you need to recover to enter Three-Tooth Lake? Swim Fins Snorkel Wetsuit Scuba Tank

6. What is the only level on which the Treasure Eaters can be found? Miragia Well of Wishes Pyramid of the Gnosticene Ancients Lifewater Oasis

7. What is Commander Keen's weapon of choice in his mission through the Shadowlands? Raygun Vorticon HyperPistol Neural Stunner Neural Ray Blaster

8. What is the preferred food of the Dopefish? Schoolfish Heroes Sprites Gnosticenes

9. What creatures do you need to collect to summon the Holy Foot of the Gnosticene Ancients? Schoolfish Inchworms Bounder Treasure Eaters

10. In the Pyramid of the Forbidden you find what looks like one of the Guardians. What is he exactly? Secretary Cook Janitor Cleaner