Binding of Isaac: Rebirth Wiki
Binding of Isaac: Rebirth Wiki
Booster   Pack   #4

Date released
October 10, 2017
Added in Afterbirth †

This was the initial version of Booster Pack #4 for the Afterbirth † DLC expansion. For an overview on content, see Booster Pack #4.

Documented changes[]

New items[]

New trinkets[]

Undocumented changes[]

New enemies[]

New graphics[]

Room changes[]

Other changes[]

  • Key Pieces will now drop from angels that are not in Angel Rooms.
  • The 15►Dead Eye Dead Eye multiplier will no longer be lost when hitting poops or TNT barrels.
  • Blended Hearts will now appear on the minimap as soul hearts.

Bug fixes[]

  • Fixed the bug where Rage Creep's brimstone was moved upwards during the Afterbirth release and caused the player to take damage along the top wall in Womb/Utero room #202.
  • Fixed the bug where pickup velocities were not seeded from machines, beggars, tinted rocks, chests, sacks, and bosses.
  • Fixed the bug where the "RERUN" option would not appear if any mods were enabled.
  • Fixed the bug where if you quit and continue in a shop or secret room with a Greed in it, the Greed would despawn and a Super Greed would appear.
  • Fixed the bug where Half Soul Hearts appeared on the minimap as red hearts.
  • Fixed the bug where the number of flies from 15►Guppy's Head Guppy's Head was unseeded.
  • Fixed the bug where the champion Scolex was using the wrong graphics (from the black Frail champion).
  • Fixed the bug where the Adult transformation sprite was misaligned.

New bugs[]

  • Taking the 15►Schoolbag Schoolbag can lead to graphical glitches that usually manifest as white squares. When this occurs, the game will (eventually) crash.

Collectible Broken Modem icon.png Version History Collectible Broken Modem icon.png
Rebirth v0.9, v1.0, v1.01, v1.02, v1.031, v1.032, v1.04, v1.041, v1.05 (Hotfix)

v1.06, v1.06 Hotfix, v1.06.0051, v1.06.0052, v1.06.0059, v1.06.0060, v1.06.0067, v1.06.0076, v1.06.0109

Afterbirth †
v1.06.0180, v1.06.0181, v1.06.0182, v1.06.0183, v1.06.0185, v1.06.0187, v1.06.0188, v1.06.0190, v1.06.0192 (Re-release), v1.06.0193, v1.06.0211
Booster Pack #1 v1.06.J34, v1.06.J39
Booster Pack #2 v1.06.J75, v1.06.J85
Booster Pack #3 v1.06.J99, v1.06.J103, v1.06.J104
Booster Pack #4 v1.06.J113, v1.06.J114, v1.06.J119, v1.06.J127
Booster Pack #5 v1.06.J149, v1.06.J150, v1.06.J168
Repentance v1.06.J787, v1.06.J791, v1.06.J796, v1.06.J813, v1.06.J818, v1.06.J820
The Binding of Isaac: Rebirth The Binding of Isaac: Rebirth The Binding of Isaac: Rebirth
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