1001%#235
Achievement · Afterbirth
Description
Nerd x 1000000
Unlocked by
Unlock all secrets and endings, and collect every item in the game a+ r Unlock as many of the previously mentioned things as there were in Afterbirth (Ex: Unlocking items that were not in Afterbirth, like Red Key, count towards this achievement, meaning you do not need to unlock items like Mega Blast to gain this achievement)