|Home world:||Shark No.24 star|
|First appearance:||Fireman episode 30: "Fireman Disappears into Space"|
Subtitle: Space Monster (宇宙怪獣, Uchū Kaijū?)
- Height: 60 m
- Weight: 40,000 t
- Origin: Shark No. 24 star
Another alien invasion had unfolded, S.A.F's headquarters was not even spared from the assault. Explosions covered the ground. The invaders monster, Dark Mander was unleashed. The weapons of humanity had no effect on the tyrant. Daisuke Misaki had survived the destruction of his S.A.F. jet, so he took quick action and turned into Fireman. The two fought, none being able to overpower the other, however, Fireman unleashed the devastating power of his Fire Dash, Fireman obliterated the monster, allowing him to soon put an end to the entire invasion.
- The Dark Mander suit is a heavily modified Gadorasaurous suit.
- Dark Mander appeared in an episode of Space Sheriff Gavan with Mirrorman's Aroza in an episode set at a film studio.
- Mander is Latin for lizard, as salamander means "fire lizard." Dark Mander's name can be translated as Dark Lizard.
|Fireman Kaiju & Seijin|
|Dorigorus | Dorigon | Stegorus | Alien Meteor | Jurasairous | Planet Gomerus | Spacer | Kinokurages | Twin Tail | Kumagorus | Gudon | Stegorus II | Nerogiras | Alien Baranda | Baranda V | Scoradon | Alien Barogu | Terasaurous | Dorango | Chiranodan | Lanosaurus | Terasaurous II | Long Neck | Alien Sulpher | King Zauras | King Zauras II | MukuMuku | Makurosaurous | Gagango | Double God | Death Torosaurus | Alien Green | Green Giller | Haromongan | Destrosaurous | Alien Virenus | Gadorasaurous | Blacker | Black Satan | Alien Emusa | Bemutan | Devilsaurus | Bemusa King | Speguzu | Speguzu Jr. | Dark Mander | Planetship X|