| Achievement | How to unlock
|
|---|
| - Collect the Air Dash Power Orb.
|
| - Defeat the Hopper Boss in the Catacombs.
|
| - Defeat the Dragon Boss in the Caverns.
|
| - Defeat the Space Alien Lord in the Keep.
|
| - Defeat the Floater Boss in the Library.
|
| - Defeat the Lander Boss in the Watchtower.
|
| - Complete the game without destroying all of the Space Aliens (Normal Ending)
|
| - Collect all the Castle Maps.
|
| - Collect the Charge Power Orb.
|
| - Collect the Compass Power Orb.
|
| - Collect all the Defense Up Power Orbs.
|
| - Destroy all of the Space Aliens (Best Ending)
|
| - Collect the Down Up Jump Power Orb.
|
| - Sequence break out of the first segment of the game.
|
| - Give in to Vengeance (Worst Ending)
|
| - Collect the Feathered Vest Power Orb.
|
| - Triumph against a Boss Space Alien for the first time.
|
| - Collect all the Health Up Power Orbs.
|
| - Collect the Heavy Anklet Power Orb.
|
| - Eliminate the baby space aliens during the final game sequence.
|
| - Finish the game (Best Ending) without collecting Health, Damage, or Defense Ups.
|
| - Collect the Number Vision Power Orb.
|
| - Collect the Orbiter Power Orb.
|
| - Collect all the Damage Up Power Orbs.
|
| - Collect the Rocket Booster Power Orb.
|
| - Collect the Rocket Fuel Power Orb.
|
| - Finish the game (Best Ending) in under 2 hours.
|
| - Collect the Speed Shoes Power Orb.
|
| - Collect the Sticky Grip Power Orb.
|
| - Collect all of the Journal Entries.
|
