I RULE!
ChallengeAfterbirthLocked
Challenge details
- Challenge number
- 26
- Description
- I RULE! is challenge #26. Isaac starts off with Key Piece 1, Key Piece 2, Trinity Shield, Mom's Knife, The Ladder, and The Boomerang. The goal is to defeat Mega Satan. The Boss Room containing ??? or The Lamb does not appear. This is the only challenge in Hard Mode.
How do you unlock I RULE!?
In The Binding of Isaac, I RULE! is unlocked by unlocking I RULE! (Achievement).
Structured pathSource-backed requirements are mapped into trackable steps.
I RULE! is challenge #26. Isaac starts off with Key Piece 1, Key Piece 2, Trinity Shield, Mom's Knife, The Ladder, and The Boomerang. The goal is to defeat Mega Satan. The Boss Room containing ??? or The Lamb does not appear. This is the only challenge in Hard Mode.
How to unlock: [before Afterbirth+] Defeat ??? or The Lamb, defeat Satan as Isaac, and unlock The Negative / [Afterbirth+ before Repentance] Defeat ??? or The Lamb, and defeat Satan as Isaac / [Repentance] Defeat Mega Satan and unlock The Negative
What unlocking I RULE! leads to
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13