The Binding Of Isaac Repentance -01009cd0167e20... !new! Jun 2026

Despite its frustrating nature, the "-01009CD0167E20" error code has become a sort of inside joke among fans of the game. Players have taken to social media and online forums to share their experiences with the error code, and it has become a symbol of the game's dedicated community.

Repentance is the ultimate version of a modern classic. While the difficulty spike might be intimidating for newcomers, the depth of strategy and the satisfaction of a "broken" run are unparalleled. It is the definitive way to play The Binding of Isaac . Massive expansion of the character roster. Significantly improved visuals and animations. Deeply rewarding new item synergies. Cons: Brutally high difficulty ceiling. Learning curve for the "True Ending" path can be cryptic.

of new gameplay, including a full alternate path with brand-new chapters and multiple final bosses. Expanded Roster: Introduces 19 new playable characters

┌────────────────────────┐ │ Original Flash Game │ (2011) └───────────┬────────────┘ ▼ ┌────────────────────────┐ │ Isaac: Rebirth │ (2014 - New Engine) └───────────┬────────────┘ ▼ ┌────────────────────────┐ │ Afterbirth / Afterbirth+│ (2015-2017 expansions) └───────────┬────────────┘ ▼ ┌────────────────────────┐ │ Repentance │ (2021 - Definitive Edition) └────────────────────────┘

Fixed the performance limitations of the original 2011 Flash-based game. Greed Mode, Daily Runs, Lilith, and Keeper characters. Expanded systemic replayability with distinct game modes. Afterbirth+ (2017)

The journey isn't over. Nicalis has announced is coming to the Nintendo Switch 2 in Q3 2026 . This enhanced version includes the full game plus:

Your heart sinks. The run is gone. The save file may be corrupted.

(bringing the total to over 700) and rebalances hundreds of existing items to improve gameplay variety. Visual & Technical Upgrades: Features over 5,000 new room designs