Stage 1
Based on: Godzilla vs. Gigan (1972)

Unique Characters:
Godzilla, Anguirus (Godzilla)
King Ghidorah, Gigan (Enemy)

Stage 2
Based on: Godzilla vs. King Ghidorah (1991)/Mix

Unique Characters:
Godzilla (Godzilla)
Super-X, Super-X2, Mothra, Mecha-King Ghidorah (G-Force)

Stage 3
Based on: Godzilla vs. Mechagodzilla II (1993)

Unique Characters:
Godzilla, Fire Rodan (Godzilla)
Garuda, Mechagodzilla (G-Force)

Stage 4
Based on: Godzilla vs. SpaceGodzilla (1994)

Unique Characters:
Godzilla (Godzilla)
Moguera (G-Force)
SpaceGodzilla (Enemy)

Secret Level (unlocked by achieving a medal in all previous stages):
Stage 5
Based on: Godzilla (1954)

Unique Characters:
Godzilla (Godzilla)