Parasitoid is a passive item in The Binding of Isaac, added in the Afterbirth+ DLC.

Adds a chance to fire egg sack tears that spawn slowing white creep. If they hit an enemy, 1-2 Blue Flies or Blue Spiders are spawned.

The chance starts at 14.29% with 0 luck, and goes up to 50% with 5 luck.

Egg sack tears have x2 tear height which effectively increases range.

This page shows information as of the latest Repentance release.
To see latest up-to date information about this item for the new Repentance+ (Online Co-op) DLC, check this page instead.

This item contributes towards the Spider Baby transformation. Collecting 3 items from this set will spawn a spider familiar that applies random status effects when it comes in contact with enemies.

This item contributes towards the Beelzebub transformation. Collecting 3 items from this set will grant Isaac flight, converts small enemy flies into Blue Flies, and permanently charms larger enemy flies.

Parasitoid can be found in the following item pools:

The following tags are applied to this item:

• Check out the item description on the external Isaac Wiki.