This *should* be the full list, to my knowledge. Between the Riot Force SG screen and the two I know of that aren't in Riot Force yet, I think I've gotten everyone. Yes, I have terminal altitis. Sue me. 
***
Silicon Sabre (Claws/Invuln Scrapper)
Secret ID: Sylia Stingray (BGC)
Player: OpMegs
Net Sabre (Electrical Blast/Kinetics Defender)
Secret ID: Nene Romanova (BGC)
Player: OpMegs
Edge Sabre (Broadsword/Regen Scrapper)
Secret ID: Utena Tenjou (Revolutionary Girl Utena)
Player: OpMegs
Demolition Sabre (Energy Melee/Willpower Tank)
Secret ID: None
Player: OpMegs
Gauche Sabre (Dual Blades/Super Reflexes Scrapper)
Secret ID: Nanami Kiryuu (Revolutionary Girl Utena)
Player: OpMegs
Echo Sabre (Sonics/Sonics Defender)
Secret ID: Lisa Vanette (BGC, Primal Earth local version)
Player: OpMegs
Sacae Sabre (Katana/WP Scrapper)
Secret ID: Lyndis (Fire Emblem 7: Blazing Sword)
Player: OpMegs
Street Sabre (Super Strength/Willpower Tank)
Secret ID: Priss S. Asagiri (BGC)
Player: Matrix Dragon/@Matrix Dragon
Dance Sabre (Martial Arts/Super Reflexes Scrapper)
Secret ID: Linna Yamazaki (BGC)
Player: Matrix Dragon/@Matrix Dragon
Nano Sabre (Rad Emission/Dark Blast Defender)
Secret ID: Sylvie (BGC)
Player: Sofaspud
Swift Sabre (Katana/Super Reflexes Scrapper)
Secret ID: Linna Yamazaki (BGC 2040)
Player: Ankhani
Psyche Sabre (Psychic Blast/Mental Manipulation Blaster)
Secret ID: Minnie May Hopkins (Gunsmith Cats [Nene base template, heavily modified])
Player: Evil Midnight Lurker
Range Saber (Assault Rifle/Gadgets Blaster)
Secret ID: Chassis - Madigan(BGC, with alternate red hair). Mental Template - Ritsuko (Those Who Hunt Elves)
Player: Bob
Mirage Sabre (Illusion/Kinetics Controller)
Secret ID: Anri (BGC)
Player: Niteflier
Phoenix Saber (Fire/Gadgets Blaster)
Secret ID: Not established.
Player: ElectroEagle
Plasma Sabre (Fire/Fire Scrapper)
Secret ID: Lou (BGC)
Player: Drenivian
Rose Sabre (Plant Control/Empathy Controller)
Secret ID: Anthy (Revolutionary Girl Utena)
Player: Unicorna
Cavalry Sabre (???/??? ???)
Secret ID: ???
Player: ???
Eagle Sabre (???/??? ???)
Secret ID: Nam (BGC)
Player: Valles
Honorable Mention:
Detective McNichol (Assault Rifle/Devices Blaster)
Secret ID: ....do I really have to tell you this? *laugh*
Player: Sofaspud
Redside:
Inferno Scimitar (Kinetics/Fire Assault Corruptor)
Secret ID: Madigan (BGC)
Player: OpMegs
Psycho Scimitar (Mind Control/Electrical Assault Dominator)
Secret ID: Nena Romanova (Nena Trinity/Gundam 00, Nene Romanova, BGC mashup)
Honorable Mention:
Maximilian Largo (Robotics/Force Field Mastermind)
Secret ID: Brian J. Mason
Battle Drones: Armstrong, Frederick, Quincy, Hyperbumas Alpha, Beta, and Omega
Player: OpMegs
BU-55C (Electric/Electric Brute)
Secret ID: None
Player: OpMegs
---
"Oh, silver blade, forged in the depths of the beyond. Heed my summons and purge those who stand in my way. Lay
waste."
***
Silicon Sabre (Claws/Invuln Scrapper)
Secret ID: Sylia Stingray (BGC)
Player: OpMegs
Net Sabre (Electrical Blast/Kinetics Defender)
Secret ID: Nene Romanova (BGC)
Player: OpMegs
Edge Sabre (Broadsword/Regen Scrapper)
Secret ID: Utena Tenjou (Revolutionary Girl Utena)
Player: OpMegs
Demolition Sabre (Energy Melee/Willpower Tank)
Secret ID: None
Player: OpMegs
Gauche Sabre (Dual Blades/Super Reflexes Scrapper)
Secret ID: Nanami Kiryuu (Revolutionary Girl Utena)
Player: OpMegs
Echo Sabre (Sonics/Sonics Defender)
Secret ID: Lisa Vanette (BGC, Primal Earth local version)
Player: OpMegs
Sacae Sabre (Katana/WP Scrapper)
Secret ID: Lyndis (Fire Emblem 7: Blazing Sword)
Player: OpMegs
Street Sabre (Super Strength/Willpower Tank)
Secret ID: Priss S. Asagiri (BGC)
Player: Matrix Dragon/@Matrix Dragon
Dance Sabre (Martial Arts/Super Reflexes Scrapper)
Secret ID: Linna Yamazaki (BGC)
Player: Matrix Dragon/@Matrix Dragon
Nano Sabre (Rad Emission/Dark Blast Defender)
Secret ID: Sylvie (BGC)
Player: Sofaspud
Swift Sabre (Katana/Super Reflexes Scrapper)
Secret ID: Linna Yamazaki (BGC 2040)
Player: Ankhani
Psyche Sabre (Psychic Blast/Mental Manipulation Blaster)
Secret ID: Minnie May Hopkins (Gunsmith Cats [Nene base template, heavily modified])
Player: Evil Midnight Lurker
Range Saber (Assault Rifle/Gadgets Blaster)
Secret ID: Chassis - Madigan(BGC, with alternate red hair). Mental Template - Ritsuko (Those Who Hunt Elves)
Player: Bob
Mirage Sabre (Illusion/Kinetics Controller)
Secret ID: Anri (BGC)
Player: Niteflier
Phoenix Saber (Fire/Gadgets Blaster)
Secret ID: Not established.
Player: ElectroEagle
Plasma Sabre (Fire/Fire Scrapper)
Secret ID: Lou (BGC)
Player: Drenivian
Rose Sabre (Plant Control/Empathy Controller)
Secret ID: Anthy (Revolutionary Girl Utena)
Player: Unicorna
Cavalry Sabre (???/??? ???)
Secret ID: ???
Player: ???
Eagle Sabre (???/??? ???)
Secret ID: Nam (BGC)
Player: Valles
Honorable Mention:
Detective McNichol (Assault Rifle/Devices Blaster)
Secret ID: ....do I really have to tell you this? *laugh*
Player: Sofaspud
Redside:
Inferno Scimitar (Kinetics/Fire Assault Corruptor)
Secret ID: Madigan (BGC)
Player: OpMegs
Psycho Scimitar (Mind Control/Electrical Assault Dominator)
Secret ID: Nena Romanova (Nena Trinity/Gundam 00, Nene Romanova, BGC mashup)
Honorable Mention:
Maximilian Largo (Robotics/Force Field Mastermind)
Secret ID: Brian J. Mason
Battle Drones: Armstrong, Frederick, Quincy, Hyperbumas Alpha, Beta, and Omega
Player: OpMegs
BU-55C (Electric/Electric Brute)
Secret ID: None
Player: OpMegs
---
"Oh, silver blade, forged in the depths of the beyond. Heed my summons and purge those who stand in my way. Lay
waste."