Put these into the password screen to unlock new characters.
| Password: | Result: |
| KAKESARU | Ape costume for Spike (Chinese Ver.) |
| ANKOKUNOSENSH | Dark Hiroki (Japanese Ver.) |
| GOODRIVAL | Dark Jake (Chinese Ver.) |
| DARKRIVAL | Dark Specter (Chinese Ver.) |
| KYUUKYOKUMAJIN | Dark Specter (Japanese Ver.) |
| NOWMASTER | Legend (Chinese Ver.) |
| DENSETSUNOTATSUJIN | Legend (Japanese Ver.) |
| MOREMORE | Virus Casi (Chinese Ver.) |
| NANNINIRUKANA | Virus Charu (Japanese Ver.) |
| REDMONKEY | Volcano (Chinese Ver.) |
| UFUSANOAKAISARU | Volcano (Japanese Ver.) |
