A ninja in Club penguin is a special type of penguin that has the ability of accessing the Ninja hideout. They can also access the Fire dojo and become a Fire ninja.
- Once, Sanity penguin made up a rumor that if you stand in the dojo for 30 minutes, you would become a ninja. This has been comfirmed False, since you log off if your Penguin is not idle for 10 minutes.
- Sensei told you about sanity penguins rumor and said that he was only joking.
- Aunt artic once replied saying so.
- A rumor like it was mentioned by a penguin in the dance lounge in Club penguin elite penguin force.