| Level Bosses |
 |
Atoragon (Gotengo) |
First Appearance: Atragon (1963)
Abilities: Zero Cannon, Electronic Particle Cannons, Electrical Discharge, Drill, Mach 2 Flight
Level Fought: Atlantis (Atlantis Rises from the Deep)
 |
|
 |
Manda |
First Appearance: Atragon (1963)
Abilities: Constricting Body, Swimming, Claws
Level Fought: Atlantis (Atlantis Rises from the Deep)
 |
|
 |
Moguera |
First Appearance: The Mysterians (1957)
Abilities: Plasma Eye Cannons, Drill Nose, Spiral Grenade Missiles, Hand Lasers
Level Fought: Bangkok (Mecha-King Ghidorah Ravages Bangkok)
 |
|
 |
Mecha-King Ghidorah |
First Appearance: Godzilla vs. King Ghidorah (1991)
Abilities: Gravity Beams, Laser Triple Beam, Godzilla Capture Cables, Electric Discharge
Level Fought: Bangkok (Mecha-King Ghidorah Ravages Bangkok)
 |
|
 |
Mechagodzilla |
First Appearance: Godzilla vs. Mechagodzilla (1974)
Abilities: Eye Beams, Forcefield, Missiles, Electric Discharge, Flight
Level Fought: Cairo (Cairo is... Lost in Space)
 |
|
 |
The Sphinx |
First Appearance: Godzilla Unleashed: Double Smash (2007)
Abilities: Purple Forehead Laser, Crystal Finger Missiles, Throwing Boulders, Slam Attack
Level Fought: Cairo (Cairo is... Lost in Space)
 |
|
 |
Megaguirus |
First Appearance: Godzilla vs. Megaguirus (2000)
Abilities: Power Siphoning Stinger, Electronic Disturbance, Hurricane Winds from Wings
Level Fought: Paris (Biollante Attacks Paris)
 |
|
 |
Biollante |
First Appearance: Godzilla vs. Biollante (1989)
Abilities: Radioactive Sap Spray, Spore Flight, Choking Tendrils, Regeneration
Level Fought: Paris (Biollante Attacks Paris)
 |
|
 |
Baragon |
First Appearance: Frankenstein vs. Baragon (1965)
Abilities: Heat Ray, Glowing Horn, Burrowing, Jumping
Level Fought: San Francisco (Hedorah Terrorizes San Francisco)
 |
|
 |
Hedorah |
First Appearance: Godzilla vs. Hedorah (1971)
Abilities: Crimson Eye Beams, Sludge Discharge, Variable Size, Feeds on Pollution
Level Fought: San Francisco (Hedorah Terrorizes San Francisco)
 |
|
 |
Jet Jaguar |
First Appearance: Godzilla vs. Megalon (1973)
Abilities: Variable Size, Light Surge from Eyes, Mach 3.5 Flight
Level Fought: Sydney (Orga Thrashes Sydney)
 |
|
 |
Orga |
First Appearance: Godzilla 2000: Millennium (1999)
Abilities: Shoulder Cannon Beam, Jumping, Absorbs Powers and Appearance
Level Fought: Sydney (Orga Thrashes Sydney)
 |
|
 |
Titanosaurus |
First Appearance: Terror of Mechagodzilla (1975)
Abilities: Cyclone Tail, Jumping, Swimming
Level Fought: Tokyo (Ebirah Swamps Tokyo)
 |
|
 |
Ebirah |
|
 |
Destoroyah |
First Appearance: Godzilla vs. Destoroyah (1995)
Abilities: Explosive Micro-Oxygen Spray, Laser Horn, Energy Discharge, Flight
Level Fought: Monster Island (Monster Island: The Final Battle)
 |
|
 |
SpaceGodzilla |
First Appearance: Godzilla vs. SpaceGodzilla (1994)
Abilities: Corona Beam, Gravity Tornadoes, Forcefield, Crystal Energy Discharge, Flight
Level Fought: Monster Island (Monster Island: The Final Battle)
 |
|
