All the other cast members of Sonic Villains not aligned with the Eggman Empire or the Resistance.
"Archie" Dimension:
Snively
Snively Robotnik
Debut: Sonic the Hedgehog (SatAM) season 1 episode 1, "Heads or Tails" (1993)
Originally created by: DIC Entertainment
Voiced by: HypeVoiceActing
"OVA" Dimension:
Old Man Owl
Old Man Owl
Debut: Sonic the Hedgehog (OVA) (1996)
Originally created by: Sega and Studio Pierrot (designed by Tsuneo Ninomiya)
Voiced by: Arion "MiiToons" Rashad
"Boom" Dimension:
"Boom" Knuckles
Knuckles the Echidna
Debut: Sonic Boom season 1 episode 1, "Sidekick" (2014)
Originally created by: Big Red Button Entertainment
Voiced by: HypeVoiceActing
Other dimensions:
The New Challenger Approaching
Solid Snake
Debut: Metal Gear (1987)
Originally created by: Hideo Kojima for Konami
Voiced by: David Hayter
"What the… Colonel. There's a big talking bird here with a funny haircut, and an oversized sweater! What do I do with it?"
- Crossover Cameo: He's the only character featured in the fan-film to not be part of the Sonic franchise, instead being from Metal Gear.
