The Binding of Isaac: Rebirth
637 Achievements
800-800h
Steam
Schoolbag
Unlocked a new item.
39.2%
How to unlock the Schoolbag achievement in The Binding of Isaac: Rebirth - Definitive Guide
redjarman
TrueSteamAchievements
TrueSteamAchievements
This is unlocked by entering every possible shop from chapter 1 through chapter 3 in a single run. You don't have to buy anything, just enter them all.
