|Home world:||Planet Earth (Joneus Universe)|
|First appearance:||The Ultraman Episode 14|
Gellon (ゲロン - Geron) was a monster that appeared in episode 14 of The☆Ultraman.
Subtitle: Flame Monster (火焔怪獣 - Kaen Kaijū)
Powers and Abilities
- Claw Arms: Gellon has a sickle-like claw for each arm.
- Mouth Flames: Gellon can emit a stream of flames from his mouth.
Gellon was a natural giant that became violent from the radiation produced by the Evil Star, a meteor that was about to pass through Earth's orbit. Upon attacking an oil refinery, the Scientific Defense Guard rushed to the scene. After brief assault by the team, Gellon was eventually killed from the onslaught, ending the monster's rampage.
- Gellon's design is based on Dodongo.
- Gellon is one of the very few monsters in the entire franchise with only part of their body visible.
|The☆Ultraman Kaiju & Seijin|
|Seagra | Spiral | Wanigodon | Red Smogy | Tough Gillan | Tough Gillas | Tough Gillaco | Firebadon | Combugon | Robot No.101 | Alien Baltan IV | Mikonos | Dolfiego | Xalome | Hectore | Liquid Monster | Opt | Garadoras | Xyclon | Gellon | Gadon | Goglan | King Moa | Badan | Islanda | Gerada | Janyur | Bedoran | Bader Group | Bagon | Janyur III | Zaanmoth | Zanba | Dragodos | Death Balan | Gibaaroga | Red King | Aboras | Banila | Earthtron | Ghostron | Gokinezula | Alien Baladon | Dabaran | Jadan | Jagon | Skeldon | Garbados | Megasaura | Babilar | Gamiba | Imedo Being | Goadarion | Jinario | Groteng | Plazoon | Agujon | Deathpower | Zuma | Gurol | Darantulas | Alien Noa | Heller | Roygar | Panther | Heller Army | Gumons | Hell Cat | Orolan | Gilos | Gilo | Fake Ultraman Joneus | Hatari | Large Battleship | Dostony | Spader | Caperadon | Alien Scien | Golding | Gedon | Hella Umaya | Heller Fleet | Makdatar|