Tough Gillas (タフギラス Tafu Girasu) was a kaiju that appeared in episode 5 of The☆Ultraman.
Subtitles: Underground Monster (地底怪獣 Chitei Kaijū)
- Height: 96 m
- Weight: 80,000 t
- Location: Japan Alps
Living in the Japan alps, Tough Gillas was discovered underground using a Subterrene. She then came out and destroyed the vehicle so she could mate with her husband.
- Tough Gillas is known to be a herbivore.
Powers and Weapons
- Burrowing: Tough Gillas can burrow at high speeds while underground.
- Neck Quills: Tough Gillas is armed with quills on the back of his neck.
- Extraordinary Jumper: Tough Gillas can jump far into the air.
- Spiked Tail: Tough Gillas can use his tail to bash and flip foes high into the air.
|The☆Ultraman Kaiju & Seijin|
|Pigu | Seagra | Spiral | Wanigodon | Red Smogy | Tough Gillan | Tough Gillas | Tough Gillaco | Fire Badon | Combugon | Robot No.101 | Alien Baltan | Mikonos | Dolfiego | Xalome | Hectore | Liquid Monster | Opt | Garadoras | Xyclon | Gellon | Gadon | Goglan | King Moa | Badan | Islanda | Spirit Parasite | Gerada | Janyur | Bedoran | Bader Group | Bagon | Janyur III | Zaanmoth | Zanba | Dragodos | Death Balan | Gibaaroga | Red King | Aboras | Banila | Arstron | Ghostron | Gokinezula | Alien Baladon | Dabaran | Alien Jadan | Jagon | Skeldon | Garbados | Megasaura | Alien Babilar | Gamiba | Inbedian | Goadarion | Jinario | Groteng | Plazoon | Agujon | Deathpower | Zuma | Gurol | Putgolia | Iddunus | Darantulas | Noa | Hellar | Roygar | Panther | Hellar's Soldiers | Gumons | Hell Cat | Orolan | Gilos | Alien Gilo | Imitation Ultraman Joneus | Hatari | Dostony | Spader | Caperadon | Alien Scien | Golding | Gedon | Hella Umaya | Makdatar|