Rarity is a term related to the exclusiveness of certain items on Club Penguin 3D. Generally, the term "rarity" is designated for either:
- Items that have not been available for some time;
- Items that will never return;
- Items that were only available for a small amount of time;
- Items that were only given to a small amount of players.
Given these parameters, these items below are the ones that fit the terminology of "rare":