The Binding of Isaac: Rebirth – Unlocking tainted characters

First

• Beat old Hushy 3 times for alt path. 
• Beat Mother by collecting knife pieces one time.

Strange door

 
Read tab above first 
 

• Drop a trinket in any item room or boss room before strange door. 
   
   
• Play a normal run of Isaac until you reach depths 2. 
   
   
• Look for a skull with an x on it and bomb for fool card. 
   
   
• Fight mum and grab a polaroid, if you can grab boss rush item and warp out. 
   
   
• Enter strange door and head down. 
   
   
• Clear Mausoleum or Gehenna II and grab dads note. 
   
   
• Clear the Ascent rooms and look for the trinket you dropped, will now be the cracked key. 
   
   
   
   
• Once Home sleep and use the cracked key on the red door in the hallway. If you havn’t unlocked the red key just touch the chest and you can use that first time. 
   
   
• Touch the tainted character. 
   

Thanks for checking our blog. I hope the information you found about The Binding of Isaac: Rebirth – Unlocking tainted characters helped you somehow. If you believe we forget to add something or update the post with more information, please let us know via comment below! See you soon!