Got some more

Dark Falz: Phantasy Star
(SPOILER)Nei First Phantasy Star II
Dark Force: Phantasy Star II
Lord Zio: Phantasy Star IV
Profane Darkness: Phantasy Star IV
Justice: Guilty Gear
Icon of Sin: Doom 2
Deus: Xenogears
Liquid Snake: Metal Gear Solid
Metal Sonic: Sonic 2
Knuckles: Sonic and Knuckes (played as Sonic)
Perfect Chaos: Sonic Adventure
(SPOILER)Walter Sullivan: Silent Hill 4
Duke: KoF Maximum Impact
Heretic Leader: Halo 2
Tarturus: Halo 2