Welcome to IsaacGuru's Item Laboratory!
This website shows descriptions about all items in the Fiend Folio mod for The Binding of Isaac, using a semi-automated process of reading the game's files, and lots of hard work by IsaacGuru and the community.

Hover over any item on the right side to display information about it.

Click on an item to freeze its description for 3 seconds, and allow interaction with the left-side panel!
Head over to the Settings Page to toggle various settings that can enhance your experience.
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Unlockable Grants costume Has YouTube video Animated icon Favorite (?)

This page shows the Collection Page for Fiend Folio, a mod for The Binding of Isaac, as it would appear in game.
Note that the order of pages displayed here will be different than those in game based on the currently active mods.
To view all other items, trinkets, consumables, and more, check out the Main Page.


▾Collection Page ()▾

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View all items