(In-game plural: strange leaflets)
- Festeron, Antharia is the setting of the Infocom text adventure Wishbringer. The envelope that came with the game was addressed to Propietor, Ye Olde Magick Shoppe, Festeron, Antharia 23-52-1.
- This also refers to the Zork series of games, in which you would find a strange leaflet in the mailbox containing a short greeting to the game. The quest associated with the leaflet is in Zork text-adventure style. Also, Frobozz (also known as FrobozzCo International), is a fictional company existing in the world of Zork, whose products can be found throughout the world, often with humorous effect.
- The fact that it is granted at level 9 is likely a reference to Level 9 Computing, a developer of text-based adventure games similar to what this item provides.