Book of The Abyss is an active item in Kicks and Giggles, a mod for The Binding of Isaac.

Converts all items into Abyss locusts and converts all non-boss enemies into trinket locusts.

Grants an additional The Sad Onion Abyss locust.

This item contributes towards the Bookworm transformation. Collecting 3 items from this set will make Isaac fire an extra tear 25% of the time.

Book of The Abyss can be found in the following item pools:

The following tags are applied to this item:

This book has Apollyon's sigil printed on its cover.

• Download Kicks and Giggles from the Steam Workshop.