Binding of Isaac: Rebirth Wiki

Crystal Ball is an activated item.


Upon use, it:


  • The map revealing effect will not work if the Curse of the Lost.png Curse of the Lost is active.
  • It's possible to get more than one Crystal Ball from Fortune Telling Machine.png Fortune Telling Machines on a single run.
  • Added in Repentance The Planetarium bonus guarantees the level generation to attempt placing one, but the level layout may not have enough room. Read the article on Planetarium Planetariums for further details.


  • Added in RepentanceBook of Virtues Book of Virtues: Wisps have much greater health than normal wisps. Tears that are fired from the wisps will auto aim towards nearby enemies, similar to Demon Baby Demon Baby.


  • Daemon's Tail Daemon's Tail: The chance to drop cards or runes will change to 90%/10% in favor of cards.


  • The reflection of a face can be seen on the crystal ball's surface. It is easier to make out on the 3DS lower screen icon.

In-game Footage[]

Unlockable Achievements[]



PC QDEJ YC0G (Treasure Room adjacent to spawn)

PC Added in Afterbirth SDEY E6TL (First floor Treasure Room)

PS4 S9JE DPPD (Treasure Room adjacent to spawn)