Binding of Isaac: Rebirth Wiki

Added in Afterbirth

Papa Fly is a passive item added in the Binding of Isaac: Afterbirth expansion.


  • Spawns a blue fly familiar that will follow Isaac's movement with a 1-second delay and fires tears at nearby enemies.
    • Added in Repentance Papa fly follows Isaac on a 0.66 second delay instead.
  • Papa Fly's tears deal Isaac's damage, and are fired once per second.
  • This item belongs to the Beelzebub set. Collecting three items from this set will transform Isaac into a giant humanoid fly.


  • Added in Repentance Multidimensional Baby Multidimensional Baby: Papa Fly will always shoot two shots due to both of them having the same movement delay.
  • Ipecac Ipecac: Each Papa Fly shot will do massive damage thanks to Ipecac's large damage increase.


  • Added in RepentanceFound Soul Found Soul: While the soul is alive, decreases Papa Fly's damage by 20%.

In-game Footage[]


  • Papa Fly is a blue tinted Pooter.


PC NKK1 CL00 (Treasure room below spawn) Normal mode only