Rito Revolto as an intelligent, English gentleman.
Ninjor as Jack Olesker, formerly involved with the show and notorious for trying to garner fan support for other projects by lying about how much he was involved with the franchise.
The Alien Rangers of Aquitar as blank, uninteresting slates meant to mimic the Samurai and Megaforce rangers.
In "Grimdorks" (episode 36), Alpha 5 mentioned that if the MMPR fan film script were any darker, "it'd be murdered by George Zimmerman."
In "The Tipping Point" (episode 40), according to Lord Zedd, the Protractor gets his hatred from Ferguson, Missouri. Squatt also left some hate dust in Texas.
Finster riffs on how he told TMZ that one of the Rangers stabbed someone with a sword in "Executive Meddling" (episode 43) ... something Ricardo Medina (Cole/Deker) did in real life.
Harsher in Hindsight: Billy's sexuality. Billy courts the most women during his run on the show, so the writers of Truncated Power Rangers made him gay as a counterpoint. Cut to a few years later; not only has David Yost come out, but he has gone on record that various staff members berated/abused him due to his sexuality, eventually causing him to leave the show.
Hilarious in Hindsight: Samurai Fan Man's comments on how he made Shinkenger "too Japanese" for English adaptation, reflecting many Sentai and Ranger fans' thoughts on the series. Fast forward to two years later...
Unintentional Period Piece: As Phil and Mike acknowledge in the reuploaded versions, the show clearly dates itself to the late noughties/early new tens.
Rita and Goldar arguing about where RPM takes place in the timeline was made before it was confirmed in Samurai that RPM took place in an alternate universe.
The jokes about Austin St. John concern his supposed gay porn career (“RUMOURS!”), “whereas nowadays he steals money from the government”.
. Squatt also left some hate dust in Texas.