- Item ID: 303
- Icon: Virgo
- Description: Grants a chance to trigger the Book of Shadows effect upon taking damage, creating a shield that nullifies all types of damage for 10 seconds. Also converts "bad pills" into "good pills".
|Description||Spawns a familiar that follows Isaac around and blocks enemy projectiles. Upon blocking a shot, it has a chance of triggering The Necronomicon effect.|