BeyondRotten Egg"Birth pests"Passive item
Each Rotten Heart Isaac owns spawns a Blue Spider upon clearing a room.

Spawns friendly Locusts and/or Arachnids upon acquiring a passive item. Higher-quality items yield more of them.
Unlock: Defeat Mega Satan as The Rotten.
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ANNOUNCEMENT The Repentance+ DLC has been released! The full release notes can be found here. The new game files have been imported to the website and any item attribute changes are automatically shown. Manual descriptions have also been updated according to the release notes and other various sources. [dismiss]
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