AD&D 2nd Edition
D&D 3 (or 3.5) Edition
Vampire: The Masquerade
Wherewolf: The Apocalypse
Mage: The Ascension
Wraith: The Oblivion
Demon: The Fallen
Hunter: The Reckoning
Wheel of Time
Call of Cthulhu (d100 or d20)
Shadowrun
GURPS (system)