I've forgotten a ton of the earlier games, but here's what I can remember.
STAFF
Jodie Whittaker @ Across Time and Space (Doctor Who) (Showrunner)
Stardust @ Fear and Loathing (Head Staff/CB Wiz)
Botulism @ MUSH of the Dead (Head Staff)
Botulism @ World of Wonders (Head Staff)
Cassiopeia @ Cold Space (Head Staff)
Phrynia @ Metro 2, Electric Bugaloo (Demon Wiz)
PLAYER
Aziza @ Paris (Spider Pooka)
Charlotte @ SYE (Malkavian)
Devin @ Crescent City (Dreamspeaker)
Charlie @ MUSH of the Dead
Monoko @ Cold Space
Luna @ World of Wonders (Redcap)
Karma @ Metro (Redcap)
Elvis @ Darkwater (Wizened)
Aziza @ Fallcoast (Spider Beast)
Morning Glory @ Fallcoast/Fear and Loathing (Fairest)
Lupe @ Fear and Loathing (Porcupine Feral)
The Muse @ Across Time and Space (Time Lord)