Library (Item Pool)

Item Pool
	Treasure Room	Shop	Library	Curse Room	Boss	Secret Room	Devil Room	Angel Room	Golden Chest	Red Chest	Beggar	Devil Beggar	Key Master	Bomb Bum
	Treasure Room	Shop	Library	Curse Room	Boss	Secret Room	Devil Room	Angel Room	Golden Chest

Items in this pool can be found in the Library.

Name	ID	Icon	Quote	Description
Anarchist Cookbook	65		Summon bombs	Spawns six Troll Bombs around the room.
The Bible	33		Temporary Flight	Upon activation, Isaac gains flight, allowing him to pass over all obstacles in the current room. Instantly kills Mom, Mom's Heart, and It Lives when activated, but will kill Isaac when activated while fighting Satan.
The Book of Belial	34		Temporary DMG up	Upon use increases damage by 2 for the current room and by a further +50% if the character also has the Blood of the Martyr. Guarantees a Devil Room or Angel Room will be open after beating a boss while holding it, or increases the chance by 12.5%.
Book of Revelations	78		Reusable soul protection	Adds 1 Soul Heart, increases the chance for a Devil or Angel Room to appear, and increases the chance for the next boss to be a Horseman (except on XL floors and floors with fixed bosses such as Mom).
Book of Secrets	287		??????	Upon use, gives the effect of Treasure Map, The Compass, or Blue Map for the duration of the current floor.
Book of Shadows	58		Temporary Invincibility	Upon use, creates a protective shield nullifying all types of damage for 10 seconds.
The Book of Sin	97		Reusable Item Generator	Spawns a random pickup, pill, card, or trinket.
How to Jump	282		It's about time you learned how	Gives Isaac the ability to jump (over gaps, spikes, etc.).
The Necronomicon	35		Mass room damage	Damages all enemies in the room significantly.
Satanic Bible	292		Reusable Evil	Upon activation, Isaac gains a black heart.
Telepathy for Dummies	192		Temporary psychic shot	Upon activation, grants homing tears for the current room.
Book of the Dead	545		Rise from the grave	Upon use, spawns a friendly Bony or an orbital bone for each enemy killed in the current room.