The Binding of Isaac: Rebirth
637 Achievements
800-800h
Steam
Bound Baby
Unlocked a new co-player baby. Details for this achievement will be revealed once unlocked
14.3%
How to unlock the Bound Baby achievement in The Binding of Isaac: Rebirth - Definitive Guide
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TrueSteamAchievements
TrueSteamAchievements
Defeat Mega Satan as The Forgotten to unlock it.
