The Binding Of Isaac Repentance Mods No Steam New ((full)) Link
Here is the annoying quirk of Isaac. To use mods, you must enable "Mods" in the main menu. However, to enable "Mods," the game usually wants you to beat Mom once without mods first (to unlock achievements).
This forces the game to look at your USB drive for mods, leaving the host computer untouched. the binding of isaac repentance mods no steam new
Since you cannot use the Steam Workshop, you must download mods manually. The best source is the website, which acts as a mirror for Steam Workshop content. Here is the annoying quirk of Isaac