Binding of Isaac: Rebirth Wiki

Gish is a boss that can appear in the Depths Depths and the Added in Afterbirth Dank Depths Dank Depths.


  • Hops towards Isaac, similar to Monstro Monstro.
  • Fires a black Ipecac Ipecac shot towards Isaac, leaving a large puddle of Black Creep on impact.
  • Leaps off-screen and lands on Isaac's position twice in a row, similar to Monstro II Monstro II.
    • Leaves a large puddle of Black Creep on his first landing.
      • The Black Creep spawned by Gish's first jump will remain for the entire battle until Gish is killed.
    • Spawns two Clot Clots on his second landing.
      • There is a maximum of 2 Clots alive at once.


  • Added in Repentance While just as common as other bosses in the Dank Depths' boss pool, Gish is only 1/4th as common as other Boss Room Boss Room bosses in The Depths.
    • Gish is the only boss to have more than 1 boss weight besides Added in Afterbirth † The Matriarch The Matriarch.
  • Gish will often be accompanied by Clotty Clotties.
  • Unlike Monstro, if Isaac is somewhere that Gish cannot reach, he will stay stationary.



  • Gish appeared in the original The Binding of Isaac.
  • He is a rare alternative to Monstro II.
  • The item Ball of Tar Ball of Tar gives Isaac a Gish-like appearance.
  • The enemy Clots are tiny Gishes.
  • Gish is the protagonist of the 2004 PC game Gish, created by Edmund McMillen.
  • Gish is the only boss to be an alternate version of a posthumous boss, being Monstro II's alternative.
  • Added in Afterbirth † Gish can be found in The Void The Void, even before being unlocked.

Unlockable Achievements[]