Cyberspace stages are chosen based on if they represent a previous level present in the marathon
1-4 (Green Hill Act 2)
1-5 (Chemical Plant Act 2)
1-6 (Green Hill Act 1)
1-7 (City Escape)
2-1 (Green Hill Act 2)
2-4 (Radical Highway)
2-5 (Sky Sanctuary Act 2)
2-7 (Sky Sanctuary Act 1)
3-3 (Sky Sanctuary Act 2)
3-7 (Chemical Plant Act 2)
4-2 (Speed Highway)
4-6 (Chemical Plant Act 1)
4-9 (City Escape)

Green Hill Zone
Final Zone

Chemical Plant Zone
Casino Night Zone
Oil Ocean Zone
Sky Chase Zone
Wing Fortress Zone
Death Egg Zone

Emerald Coast
Speed Highway
Perfect Chaos

Seaside Hill
Ocean Palace
Egg Emperor

City Escape
Final Rush
VS. Shadow the Hedgehog 2
Radical Highway
Final Chase
VS. Sonic the Hedgehog 2
Biolizard
FinalHazard
Green Hill

Rooftop Run
Egg Dragoon

Westopolis
Devil Doom

Green Hill
Chemical Plant
Death Egg
Red Gate Bridge

Stardust Speedway
Metallic Madness

VS. Silver the Hedgehog
Crisis City

Tropical Resort
Planet Wisp

Water Palace

Master King Coco Trial
Supreme
Supreme/The End

Angel Island Zone
Hydrocity Zone
Launch Base Zone

Sky Road Zone 2 and 4

Angel Island Zone

Mushroom Hill Zone
Flying Battery Zone
Lava Reef Zone
Hidden Palace Zone
Sky Sanctuary Zone
Death Egg Zone
Doomsday Zone

Tropical Resort

Final Chapter: Metempsychosis

Scrambled Egg Zone Act 3

Stage 13

Gigalopolis Zone Act 3

Isolated Island
World Entrance 2