The keyword refers specifically to the Nintendo Switch version of the game's final and largest expansion, published by Pikii . In the world of Nintendo Switch emulation and file management, the alphanumeric string 01009CD0167E2000 is the unique Title ID used to identify this specific software entry in the console's database. Understanding the Repentance Expansion
Players can explore a full alternate path with new chapters, 25 new bosses, and 100+ new enemies. The Binding of Isaac Repentance -01009CD0167E20...
It introduces 19 new playable characters , including the "Tainted" variants for every existing character, each with unique mechanics. The keyword refers specifically to the Nintendo Switch