Had the same problem, and figured out a way to circumvent the annoying limitations that are built into Steam. All your progress won’t mean anything, basically, and new characters can’t be earned.That’s a huge pain. There’s a big drawback to using mods though - enabling a mod will turn-off achievements and unlocks in-game. Instead of slogging through the main game and hoping the RNG rewards you with great loot, many players opt to use Steam Workshop mods to make things easier. Put everything in the mod folder to C:/Program Files (x86)/Steam/SteamApps/common/The Binding of Isaac Rebirth/resources/. Adds every currently unlocked Item to the player at the beginning of a new run (If you.
Hover over any item to see detailed and accurate descriptions taken directly from the game's source code.
Binding of Isaac Rebirth Cheat Sheet wiki.