This category contain all articles related to the noncanon expansion series Antibirth without any Rebirth-related content.
“Beelzeblub is a new Boss added in "The Binding of Isaac: Antibirth". Which is a Mod only for The...Beelzeblub
“The Witness is a boss appearing in the Antibirth DLC. She is the posthumous and final stage of...The Witness
“Baby Plum Floor(s) Basement Related Boss(es) Reap Creep, The Pile Effective item(s) None Item...Baby Plum