Samson
ReadyComplete 2 floors in a row without taking damage.
Achievement
Defeat Delirium as Samson.
In-game: “Unlocked a new item.”
Sources:AchievementsThe VoidDelirium
Complete 2 floors in a row without taking damage.
Defeat Mom.
Reach Depths II and defeat Mom.
Sources:AchievementsWomb
Defeat Mom's Heart 10 times.
After: The Womb
Defeat Hush.
After: The Womb, Blue Womb
Defeat Delirium as Samson.
After: Samson, The Womb, Blue Womb, New Area