Giant Monsterous Beings are monsters created by the Kitoralsus.
Members
- Rail Loader (Episode 01, 02)
- Mad Ferries (Episode 02)
- Frost Tree (Episode 03)
- Frost Tree ll (Episode 04)
- Iron Steamer (Episode 05,06)
- Srar Stream (Episode 07)
- Furious Frame (Episode 08)
- Mighty Crab (Episode 09)
- Wild Boar (Episode 10)
- Progress Cleaner (Episode 11)
- PSY Diva (Episode 14)
- Rope Spider (Episode 15)
- Rope Spider ll (Episode 16)
- Big Eye (Episode 17)
- Rail Loader ll (Episode 20)
- Sky High Giga Booster (Episode 21)
- Mantle Eater (Episode 21, 22)
- Nobunaga’s Navy (Episode 23)
- Devilish Cell (Episode 24)
- Invasion Plant (Episode 28)
- Marine Hunter (Episode 29)
- Overlord Nobugana (Episode 30)
- Geist Panzer (Episode 32)
- Gigantic Bridge (Episode 34)
Monsterlized Agents
- Genbu (Episode 12,13,41,44,58)
- Byakko (Episode 38,39,40,58)
- Torame (Episode 49,50,58)
- Suzaku (Episode 59)
Black Shinkalion
- Black Shinkalion (Episode 18,19)
- Black Shinkalion Dragon Mode (Episode 24,25)
- Black Shinkalion Berserker Mode (Episode 25,26,27,46,47)
Angelael Type Giant Monsterous Beings
- King Angelael (Episode 31)
First Enemies
- First Enemy (Episode 33, 40)
- Blue First Enemies (Episode 57)
- Grey First Enemies (Episode 41,45)
Cureatsurus
- Salamander Zora (Episode 38,39,40)
- Huge Turtle (Episode 43)
- Terrestrial Salamander (Episode 46)
- Horrid Blossom (Episode 48)
- Dino Wing (Episode 52)
- Truculent Shark (Episode 53)
- Master Trilobite (Episode 54)
- Maximum Dragon (Episode 55)
- Thousand Fang (Episode 56)