ANNOUNCEMENT
The website is officially home to 100 mods! A huge thank you to everyone that has contributed and is actively maintaining their creations!
Check out the achievement unlock on this page, and enjoy the confetti! [dismiss]
Check out the achievement unlock on this page, and enjoy the confetti! [dismiss]
Base game
- Isaac (Repentance+)
- Isaac (Repentance)
-
Mods (0 • hidden)
- 21 Trinkets
- A Bushel of Burdens & Blessings
- Alphabirth+
- Anathema
- Andromeda
- Arachna
- Ascension
- Bael
- Balatro Jokers
- Baphomet
- Basement Moon
- Battle Fantasy
- Becky
- Bedroom Expanded
- Benevolence
- Benighted Soul
- Benighted Soul (Chinese)
- Beyond
- Birthcake
- Birthcake: Rebaked
- Boss Butch!
- Brown Shapiro's Addons
- Chocolate Mod
- Community Remix
- Curiosity Crate
- D!Edith
- Damnation
- Dark Vaults
- David Pack
- Daydream all Day
- Doki Doki
- Eclipsed
- Edith: Rebuilt
- Elitium
- ENA Mod
- Ephemera
- Epiphany
- Fiend Folio: Reheated
- Fiend Folio: RELOADED
- Foks' Booster Pack
- Fruity Rooms
- Furtherance
- Glacier's Laboratory
- Godmode Achieved
- Haemo's Gizmos
- Heaven's Call
- Hex Cards
- Insane Pain Mod
- Inscryption Card Pack
- Isaac's Limbus
- Job
- Joseph
- Juglans Box
- Kicks and Giggles
- Lazy MattPack
- Library Expanded
- Lost and Forgotten
- Magic Expanded
- Malware & Spam
- Martha of Bethany
- Mastema
- Me's Very Rocky Collection
- Minmaxers Anonymous
- Miscellany
- Mollith's Item Bunch
- More Penny Trinkets
- More Unus Cards
- Neapolitan Pack
- Noah
- Otherside Refractured
- Pail O Items
- Painted Paths
- PJJ & Niro's Collection
- Playable Machines
- Pop Pack
- Potato Packs
- Preyn's Collection
- Red Baby
- Repentance Negative
- Repentance Plus
- Reshaken
- Restored Mods
- Revelations
- Reverie
- Reverie: Make Good Omissions
- Road to Enlightenment
- Sacred Dreams
- Samael
- Sewing Machine
- Shattered Symbols
- Sweet Halloween
- TBOI Ascension
- TBoI: Regambled
- The Bimbing of AIsaac
- The binding of Neuro-sama
- The Forbidden Suits
- The Fredpack
- The Gauntlet
- The Miles Mod
- The Punished
- The Serpent
- The Sheriff
- The Sheriff: Most Wanted
- Virtue Items
- Warp Zone
26 more currently being worked on!
- Add your mod
- To the GuruWiki
▾Table of Contents▾
Appendix item
Appendix is an unlockable passive item in Fiend Folio: RELOADED, a mod for The Binding of Isaac.
Description
+2 Leaky Hearts.
Spawns 2-3 of the following hearts:
• 47.62% → 
Heart
• 47.62% → 
Half Heart
• 2.38% → 
Rotten Heart
• 1.19% → 
Scared Heart
• 1.19% → 
Morbid Heart
How to unlock?
Defeat ???, The Lamb, Mega Satan, Mother, The Beast, Delirium, or Ultra Greedier in Fiend Folio as 
Tainted Magdalene.
Item pools
Appendix can be found in the following item pools:
| Name | Weight |
|---|---|
| Treasure Room |
1.0/1.0
|
| Greed Treasure Room |
1.0/1.0
|
| Boss |
1.0/1.0
|
| Greed Boss Room |
1.0/1.0
|
| Secret Room |
1.0/1.0
|
| Greed Secret Room |
1.0/1.0
|
| Library |
0.001/1.0
|
Tags
The following tags are applied to this item:
| Id | Description |
|---|---|
| nolostbr | Unavailable for  The Lost after obtaining  Birthright. |
| nocantrip | Not available as card effects during the Cantripped! challenge. |
YouTube video
External links
- Check out the item description on the mod's external Wiki.
- Download Fiend Folio: RELOADED from the Steam Workshop.
Blastulation 
The Pyx 
Holy Bean 
Can of Beans 
Black-Eyed Pea 
Echolilac