How to Unlock The Lost in The Binding of Isaac: Rebirth: 8 Steps
I created a table which shows the items you can unlock by killing different bosses with different characters. You can just print it out and check the items you've already unlocked. :
Unlocking Tainted Isaac - YouTube
I ranked every character according to the quality of their unlocks. Also some other interesting info. : r/bindingofisaac
Repentance Character Unlock Sheet Guide : r/bindingofisaac
Tainted character unlock legend : r/bindingofisaac
I made a chart showing every non-tainted character unlock and its respective quality rating : r/bindingofisaac
Top 5 Easy Unlocks in The Binding of Isaac: Repentance - YouTube
Essential Unlockables - The Complete Guide (The Binding of Isaac: Afterbirth+) - YouTube
Repentance Character Unlock Sheet Guide : r/bindingofisaac
Unlockables | The Binding of Isaac Wiki | Fandom
Couldn't find one, so I made a Character Achievement Guide! : r/bindingofisaac
Repentance Character Unlock Sheet Guide : r/bindingofisaac
Ranking Isaac Characters BY THEIR UNLOCKS - YouTube
How to Unlock Every Single Floor In Binding of Isaac Repentance - YouTube
binding of isaac unlocks|TikTok Search
GitHub - TaizWeb/isaac-unlocks: A web-guide as to where to get unlocks in Binding of Isaac: Rebirth , with numerous filtering options.