Reynaldo has the ability to regenerate from a fragment of its body, thus allowing the Genma to outnumber its opponent easily. Guildenstern sics Reynaldo on Samanosuke in their first meeting, the samurai managing to slay Reynaldo while defeating its clones.
Reynaldo is a deadly enemy if encountered, due to it's ability to split into two separate full bodies after being damaged. However this can be countered by utilizing the special ability of Oni Weapons as this will destroy their body or stabbing the new split body to avoid creating more. They're the only enemy to negate any attempts at Blocking due to their unique appendages which attack the side of Samanosuke.
- After Onimusha: Warlords Reynaldo doesn't appear in any other Onimusha game. It is unknown why Reynaldo was remove in future entries.