The following is a list of minor animal characters appearing on Rock, Paper, Scissors.
Giant tentacled creature[]
While swimming underwater during the opening title sequence, Rock, Paper, and Scissors find what appears to be a treasure chest. Upon opening it, however, the trio discovers that it instead contains a giant tentacled creature that attempts to grab them. Scissors ultimately manages to protect himself and Rock by pushing Paper towards the creature, while Paper is seized by its tentacles and flailed about.
Lou's cats[]
TBA
Mittens[]
TBA
Cat[]
In “Birthday Police”, the main three spot a Cat and made a team decision and took the Cat with them. After they escape the cave the Cat can be seen eating Cat food. It could possibly be the same one from the paper maze.