Okay, so, here are the new and improved Snarkerangers. I may have gotten the dates wrong though, so feel free to correct me.
Rolling Stones (i.e. Since Snowsong)
The Hero: Trazoi
The Lancer: Jahkaviah
The Smart Guy: Colonel Slime
The Big Guy: averagejoe
The Chick: Rappy, because no one else from that period was female that I know of.
The Sixth Ranger: Webox
Those Two Guys: Oracle Hunter and Domochevzky, Tamer Bill and inchini_sanchigo
The Pollyanna: Doompuppy
Trickster Mentor: Fawkes
Nightmare Fuel Station Attendant: Wraith
Mauve Shirt: Mauve Shirt
Red Shirt Academy (i.e. After Matlak)
Femme Fatale (?): Lilith
Team Mom: Glass Mouse
Wholesome Crossdresser: Saint Ridley
The Stoic: Coidzor
Action Girl: rocketpony
Yaoi Fangirl: Deme
Girl Genius: Koorly
Starving Artist: Humbug
The Spock: M84
Dark Magic Girl: Death Dragon
Recurring Extra: Even Human
Funny Background Event: Thanqol
Anti Hero: T-O-E, Thrawn183
The Unfettered: Ignition
The Fettered/The Ishmael: TheLaughingMan
The Watchmen (i.e. our lurker friends)
The Seer (tee hee): Palmer
Mysterious Informant: Khosan
Evilly Affable: Welf von Ehrwal
True Neutral: Slayn82
Mysterious Watcher: Garland
Team Rocket (i.e. Mookie's lone fans)
Affably Evil: Lord Khaine
Orwellian Editor: Mr. Death
The Mole: Silverblood
The Mask: StrpDefenstrato
Anti Villain: Mookie