Added in Afterbirth Achievements
Welcome to The Binding of Isaac achievement guide. Click on an achievement to learn more.
Description
Unlock
In-Game Secret Number
Unlocked...
Defeat Mega Satan as every character
If only everyone was as generous as you are...
Donate 999 coins to the Greed Machine
Unlocked Challenge #30.
Defeat Mom for the 1st time
Unlocked Challenge #29.
Defeat Mom for the 1st time
Unlocked Challenge #28.
Defeat Mom for the 1st time
Unlocked Challenge #27.
Defeat Isaac 5 times
Unlocked Challenge #26.
Defeat ??? or The Lamb for the 1st time, and defeat Satan as Isaac
Unlocked Challenge #25.
Defeat Mom for the 1st time
Unlocked Challenge #24.
Defeat Isaac as Cain
Unlocked Challenge #23.
Destroy 10 tinted rocks and defeat Mom's Heart 11 times
Unlocked Challenge #22.
Defeat Mom for the 1st time
Unlocked Challenge #21.
Defeat Mom for the 1st time
Unlocked a new co-player baby.
Earn all hard mode completion marks as Keeper
Unlocked a new co-player baby.
Earn all hard mode completion marks as Judas
Unlocked a new co-player baby.
Earn all hard mode completion marks as Samson
Unlocked a new co-player baby.
Earn all hard mode completion marks as Cain
Unlocked a new co-player baby.
Earn all hard mode completion marks as Lilith
Unlocked a new co-player baby.
Earn all hard mode completion marks as Azazel
Unlocked a new co-player baby.
Use Blank Card while holding XIX - The Sun
Unlocked a new co-player baby.
Earn all hard mode completion marks as Lazarus
Unlocked a new co-player baby.
Earn all hard mode completion marks as Eden
Unlocked a new co-player baby.
Earn all hard mode completion marks as Eve
Unlocked a new co-player baby.
Earn all hard mode completion marks as Magdalene
Unlocked a new co-player baby.
Earn all hard mode completion marks as Isaac
Unlocked a new co-player baby.
Earn all hard mode completion marks as ???
Unlocked a new character.
Donate 1000 coins to the Greed Machine
Unlocked a new starting item.
Donate 879 coins to the Greed Machine
Unlocked a new item.
Donate 666 coins to the Greed Machine
Unlocked a new starting item.
Donate 439 coins to the Greed Machine
Unlocked a secret.
Donate 234 coins to the Greed Machine
Greed just got harder!
Donate 111 coins to the Greed Machine
Unlocked a new starting item.
Donate 68 coins to the Greed Machine
Unlocked a new item.
Donate 30 coins to the Greed Machine
Unlocked a secret.
Donate 10 coins to the Greed Machine
Unlocked a new item.
Donate 1 coin to the Greed Machine
Unlocked a new co-player baby.
Defeat Mom's Heart on hard mode as Keeper
Unlocked a new item.
Complete the Boss Rush as Keeper
Unlocked a new item.
Defeat The Lamb as Keeper
Unlocked a new item.
Defeat ??? as Keeper
Unlocked a new starting item.
Defeat Satan as Keeper
Unlocked a new starting item.
Defeat Isaac as Keeper
Nerd x 1000000
Unlock all of the secrets and endings, and collect every item in the game
Unlocked a hidden chapter.
Defeat Mom's Heart 10 times
Unlocked a new item.
Complete challenge #30 (Removed in Afterbirth+ The unlock is bugged and actually unlocks Kidney Stone)
Unlocked a new item.
Complete challenge #29 (Removed in Afterbirth+ The unlock is bugged and actually unlocks Blank Rune)
Unlocked a new item.
Complete challenge #28
Unlocked a new item.
Complete challenge #27
Unlocked a new item.
Complete challenge #26
Unlocked a new item.
Complete challenge #25
Unlocked a new item.
Complete challenge #24
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