After the latter group disappear, the B-Squad are promoted to Ranger status and tasked with protecting the fictional New Tech City and Earth from the Troobian Empire.
Red Ranger and the leader of B-Squad who possesses intangibility and was originally a homeless street thief with his best friend Z before volunteering to join S.P.D.
[4][5] Initially taking his new position lightly, he gradually becomes a capable and effective leader despite his tendency to bend the rules and challenge his superiors.
Initially a firm believer in following the rules, he desires to become a Red Ranger like his father, who was killed-in-action years prior.
[4][5] Throughout the series, he clashes with Jack, who was named the Red Ranger over him, avenges his father by apprehending the criminal who killed him,[10] and learns to become a proper leader.
[11][12] As the series progresses, she gradually forms a friendship with her teammate Syd Drew despite their differing personalities and reaches out to Sam,[14][15] which eventually leads to him joining S.P.D.
Pink Ranger and a founding member of B-Squad who possesses the ability to absorb other materials' properties through her hands.
's earliest members, having trained at the organization's academy and scarred the Troobian Empire's Emperor Gruumm in his younger years before he was defeated by General Benagg, who exterminated the Sirian race and seemingly killed Cruger's wife Isinia.
In the episode "Katastrophe", she receives a disposable Morpher, which she uses to temporarily become the Kat Ranger and thwart her former classmate Professor Mooney's plans.
[14][15] As of the year 2040, Sam went on to become the white-colored Omega Ranger and was tasked with traveling back in time to 2025 to save B-Squad from Devastation and avert a post-apocalyptic future that had resulted from it.
Despite being turned into a floating ball of energy outside of his Ranger form as a side effect, Sam remains in 2025 to help B-Squad defeat the Troobian Empire before returning to his time.
[22] Sam is portrayed by Aaron James Murphy as a child and Brett Stewart as an adult in Power Rangers S.P.D.
Piggy is a homeless alien informant and friend of Z Delgado with connections in New Tech City's criminal underworld who typically works for whoever pays or intimidates him the most.
Emperor Gruumm is Omni's relentless figurehead and rival of Commander Cruger who desires to conquer other worlds.
Morgana is a spoiled and immature criminal being of indeterminate origin, Emperor Gruumm's servant, and a gifted pictomancer who can bring her drawings to life.
[14][15] Despite being temporarily turned back into Morgana as punishment for a string of failures, she eventually regains his favor and her young form, only to be brainwashed by Omni and arrested by Commander Cruger.
Throughout the series, he tasks Emperor Gruumm and his forces with gathering resources to construct a colossal biomechanical body called the "Magnificence" for himself so he can destroy Earth.
Broodwing is an emotionless and greedy vampire bat-like alien arms dealer who largely works for himself while occasionally allying himself with the Troobian Empire and other criminals.
[4][5] Following the arrival of the Omega Ranger and the Troobian Empire's Emperor Gruumm refusing to pay him, Broodwing mounts several failed attempts to conquer Earth for himself and destroy S.P.D.