- Sold exclusively at Peterheim Middle School and all the rage among students, can be exchanged for various supplies.
- Snack bags usually are not a very effective way to preserve the integrity of their contents, so it's hard to find one with a complete cookie inside. Though a bit fragmented, the overall appearance is cute enough, and the flavor is still uncompromised.
Best-selling Peterheim Cookies are awarded by clearing any operation except Challenge Mode, Annihilation, and Inferno Mode operations during the Children of Ursus event, with the amount being equal to the Sanity spent to run the said operation.
- "Пряничный Человечек", which is a misspelling of Пряничный Человчек (Pryanichnyy Chelovchek; "Gingerbread Man"), is written on the pack.