One of the first Black Cross Monsters to face the Gorengers, Gold Mask wears a golden bodysuit, a black cape, and a sinister smiling mask. He hijacks a school bus filled with children but is stopped before he can carry out his plan. His primary weapon is a scythe that can be thrown like a boomerang.
Episode 1

A feudal-era styled warrior clad in traditional armor, Samurai Mask weaponizes a stolen bio-engineering tool capable of spreading destructive plant growth across highways. Skilled in swordsmanship and archery, he can also transfer his life-force into a spirit to evade attacks. He is ultimately destroyed when Bluecherry detonates his missile.
Episodes 1, 2

Clad in bronze armor, Bronze Mask wields a spark-shooting staff and a dart-blower that doubles as a flute. He can generate defensive shields and transform into an impenetrable bronze bell. His bell form is ultimately shattered mid-air by the Gorenger Storm.
Episodes 1, 3

Disguised as a biologist, Jade Mask attempts to release corrosive bacteria across Japan using high-altitude balloons. Though lacking special powers, he relies on deception and his calico pole weapon before being destroyed while fleeing.
Episodes 1, 4

A deadly enemy fueled by vengeance, Poison Gas Mask operates a geothermal poison gas factory while targeting EAGLE convoys. Armed with toxic gas, missiles, teleportation, and near-immortality via a cranial device, he is finally defeated when his weakness is exploited.
Episodes 1, 5

A strange monster composed of stacked metal rings, using its rigid structure and spinning movements as both defense and offense.
Episode 6

Wields a crescent-shaped staff capable of transforming humans into werewolves, making him a uniquely dangerous opponent.
Episode 7

A vampiric monster who attacks with venomous fangs, using poison and fear to weaken victims before striking.

A magic-based monster who uses a fire-shooting staff that also allows her to fly, combining ranged attacks with aerial mobility.
Episode 9

An aerial combat specialist that uses speed and sharp wing attacks to overwhelm enemies from above.

A naval-themed monster designed for amphibious operations, targeting shipping routes and coastal defenses.

A grotesque fly-faced monster known for its unsettling appearance and infiltration role.
Episode 12

A brute-force attacker built around horn charges and close-quarters combat.

A grim skull-faced monster marking the end of the Independent Black Cross monsters.
Episode 14