• Alternate Ending
Jump across the Great Hall once you have all of the gems.
• Coloured gems
Blue Gem Perfect on Toxic Waste
Green Gem Perfect on The Lost City
Orange Gem Perfect on Generator Room
Purple Gem Perfect on Lights Out
Red Gem Perfect on Slippery Climb
Yellow Gem Perfect on The Lab
• Level Passwords
At the password screen, enter the following:
| Password | Effect |
| Triangle, Triangle, Triangle, Triangle, X, Square, Triangle, Triangle, Triangle, Triangle, Square, X, Triangle, Circle, Triangle, Triangle, Triangle, Circle, Square, Triangle, X, X, X, X | Access All Levels |
| Triangle(3), X, Circle, Square, Triangle(2), Circle, X(4), Triangle, Square, Circle, Square, X(3), Square, Triangle(2), Square | Castle Machinery at 85% completion |
| Triangle(2), Square, X, Square, X, Circle(2), Triangle, Circle, Triangle(3), Square, Triangle(2), Square, X, Square, Circle(2), Square(2), Circle | Generator Room at 56% completion |
| Triangle(3), Square, X, Circle(3), Square, Circle(2), X(2), Square, Circle(2), Triangle, X, Square(2), Triangle(2), Square(2) | Heavy Machinery at 50% completion |
| X, circle, X, circle, circle, X, square, circle | Level 13, Temple Ruins, No Gems and 27% Complete |
| X, circle, circle, circle, X, square, X, square | Level 17, Koala Kong, No Gems, and 36% Complete |
| X, square, X, circle, X, square, triangle, X | Level 7, Rolling Stones, No Gems and 13% Complete |
| Triangle(2), Square, Triangle, Circle(2), Triangle, Square(2), Triangle(2), X(2), Square, X, Triangle, X(2), Square, Circle, Triangle(2), Square(2) | Pinstripe at 63% completion |
| Triangle, Triangle, Triangle, Triangle, O, X, Triangle, Triangle, X, X, Triangle, O, Square, O, X, Triangle, Triangle, O, Square, X, X, Square, Triangle, Triangle | Skip to Third Island |
| Triangle(3), Circle, Triangle(2), Circle(2), Triangle, X, Square, X, Circle(2), Square, X, Square(2), Triangle, Circle, Square(3), Circle | Slippery Climb at 75% completion |
| Circle, Square, Triangle, Circle, X, Square, Circle, Triangle. | Start at Neo Cortex with 67% complete |
| Triangle, Triangle, Triangle, Square, Square, Square, Triangle, Circle Circle, X, Square, Square, Triangle, Triangle, Circle, Circle, Circle, X, Square, Square, Square, Circle, Triangle, Circle | Start with half of the levels completed. |
| Triangle(3), Square, Circle, Square, X(2), Square, Triangle, Square, Triangle(2), Square, Circle, X(2), Square, Triangle, Square(2), Circle(2), X | The Lab at 95% completion |
| Triangle(3), Square, Circle, Square, X(2), Square, Circle, Triangle, Circle, Square, Circle, X, Circle, X, Circle, Square(2), Circle, Square, X(2) | The Lab at 98% completion (all but one gem) |
| Square, Square, X, Square, Square, Triangle, X, Triangle | You will have 11% completion |
| X, Square, X, Circle, X, Square, Triangle, X | You will have 13% completion |
| Square, Square, Triangle, X, Circle, Circle, X, Triangle | You will have 18% completion |
| Circle, Square, Circle, Square, Circle, Circle, Triangle, Square, | You will have 2% completion |
| Circle, Square, Square, Circle, Circle, X, X, X | You will have 22% completion |
| X, Circle, X, Circle, Circle, X, Square, Circle | You will have 27% completion |
| X, Circle, Circle, Circle, X, Square, X, Square, | You will have 36% completion |
| Square, Square, X, Triangle, X, Square, Circle, X | You will have 38% completion |
• Secret Levels
Fumbling In The Dark Get key from Cortex Bonus
Round in Jaws Of Darkness
Whole Hog Get key from Cortex Bonus Round in Sunset
Vista
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