- Godzilla 1968 - Unlocked after you beat Arcade mode as Anguirus.
- Godzilla 1964 - Unlocked after you beat Arcade mode as Rodan.
- Manga Godzilla and Godzilla (1954) are both being considered for super secret characters.
- Bagan is being considered for a secret boss.
- Super Godzilla is being considered for a secret character.
- Goji64 is considering putting in Fanmade Monsters that aren't just his own (For example Titanollante by 493Titanollante or Gwangi by Kiryu2012) in for unlockable characetrs.