Binding of Isaac: Rebirth Wiki
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Items in this pool can be found in the LibraryLibrary.

Activated Collectibles[ | ]

Name ID Icon Weight Description
Anarchist Cookbook 5.100.65
Anarchist Cookbook
3 rooms
1
Spawns six Troll BombTroll Bombs around the room.
The Bible 5.100.33
The Bible
4 rooms
1
On use, Isaac gains flight for the current room. Instantly kills Boss Mom ingameMom, Boss Mom's Heart ingameMom's Heart, and Boss It Lives ingameIt Lives when activated, but kills Isaac when used on Boss Satan ingameSatan.
The Book of Belial 5.100.34
The Book of Belial
3 rooms
1
(in Rebirth) +2 damage for the current room. Passively guarantees a Devil RoomDevil Room or Angel RoomAngel Room will appear while held.
(except in Rebirth) +2 damage for the current room. Passively increases the chance of finding a Devil RoomDevil Room or Angel RoomAngel Room while held.
Book of Revelations 5.100.78
Book of Revelations
6 rooms
1
Increases the chance of a Devil RoomDevil Room / Angel RoomAngel Room appearing while held. On use, gives one Soul HeartSoul Heart, and replaces the boss of the current floor with a Harbinger if possible.
Book of Secrets 5.100.287
Book of Secrets
6 rooms
1
Gives the effect of Collectible Treasure Map iconTreasure Map, Collectible The Compass iconThe Compass, or Collectible Blue Map iconBlue Map for the duration of the current floor. (in Repentance) If all effects are active, Collectible X-Ray Vision iconX-Ray Vision is provided for the floor instead. Highlights any Tinted Rocks and rocks with Crawl SpaceCrawl Space in the room.
Book of Shadows 5.100.58
Book of Shadows
3 rooms
1
Creates a protective shield, nullifying all types of damage in the current room for 10 seconds.
The Book of Sin 5.100.97
The Book of Sin
4 rooms
1
Generates a random pickup, pill, card, or rune.
How to Jump 5.100.282
How to Jump
Unlimited
1
Upon use, Isaac jumps in the direction he is currently moving, allowing travel over obstacles and enemies.
The Necronomicon 5.100.35
The Necronomicon
4 rooms
1
Deals 40 damage to every enemy in the room.
Satanic Bible 5.100.292
Satanic Bible
6 rooms
1
Gives one Black HeartBlack Heart. (in Repentance) Replaces the boss room item on the current floor with a Devil Deal.
Telepathy for Dummies 5.100.192
Telepathy for Dummies
2 rooms
1
Gives homing tears for the current room. (in Repentance) Also gives +3 range.
(in Afterbirth † and Repentance) Book of the Dead 5.100.545
Book of the Dead
6 rooms
1
(except in Repentance) Creates a friendly BonyBony, Black BonyBlack Bony, or an orbital bone for each enemy killed in the current room.
(in Repentance)Creates a friendly BonyBony, Black BonyBlack Bony, Bone FlyBone Fly, RevenantRevenant, or an orbital bone for each enemy killed in the current room.
(in Repentance) Monster Manual 5.100.123
Monster Manual
6 rooms
1
(except in Repentance) Spawns a familiar from a specific selection for the current room.
(in Repentance) Spawns a familiar from a specific selection for the current floor.
(in Repentance) Lemegeton 5.100.712
Lemegeton
6 rooms
0.2
Spawns a wisp representing a random passive item, which orbits Isaac but can be destroyed. While the wisp is alive, Isaac gains that item's effects. Generation uses the current room's item pool 25% of the time, otherwise a random pool.

Passive Collectibles[ | ]

Name ID Icon Weight Description
(in Repentance) Book of Virtues 5.100.584
Book of Virtues
4 rooms
0.2
On use, spawns a destroyable orbiting wisp familiar that fires tears and deals contact damage. Also acts as a passive item that causes other active items to spawn themed wisps.


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