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Binding of Isaac Achievement: The Necropolis
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Binding of Isaac Wiki / Achievements / The Necropolis

Binding of Isaac Achievement: The Necropolis

Achievement
Description Alt stage to the depths.
Unlock Beat all The Depths bosses (not restricted to beating bosses in the Depths)
In-Game Secret Number 88
Platforms
All
DLC Required
None
Achievement Description
The Catacombs
Rune of Hagalaz
Cain
  • Description: Unlocked a new character.
  • Unlock: Hold 55 coins at one time
  • In-Game Secret Number: 2
Cain
The Necronomicon
  • Description: Unlocked a new item.
  • Unlock: Use XIII - Death 4 times
  • In-Game Secret Number: 36
The Necronomicon
???
  • Description: Unlocked a new character.
  • Unlock: Defeat Mom's Heart 10 times
  • In-Game Secret Number: 32
???
Something Cute
  • Description: New boss in the caves!
  • Unlock: Beat Chapter 2 30 times
  • In-Game Secret Number: 17
Something Cute
The D20
  • Description: Unlocked a new item.
  • Unlock: Defeat ??? as Isaac
  • In-Game Secret Number: 49
The D20
Burnt Penny
  • Description: Unlocked a new item.
  • Unlock: Complete challenge #13
  • In-Game Secret Number: 60
Burnt Penny
Abel
  • Description: Unlocked a new item.
  • Unlock: Defeat The Lamb as Cain
  • In-Game Secret Number: 51
Abel
A Forgotten Horseman
  • Description: Unlocked a new boss!
  • Unlock: Take 10 items from Angel rooms
  • In-Game Secret Number: 66
A Forgotten Horseman
Black Candle
  • Description: Unlocked a new item
  • Unlock: Donate 150 coins to the Donation Machine
  • In-Game Secret Number: 136
Black Candle
Demon Baby
  • Description: Unlocked a new item.
  • Unlock: Defeat The Lamb as Azazel
  • In-Game Secret Number: 47
Demon Baby
A Bag of Pennies
  • Description: Unlocked a new item.
  • Unlock: Defeat Isaac as Cain
  • In-Game Secret Number: 21
A Bag of Pennies
Guppy's Hairball
  • Description: Unlocked a new item.
  • Unlock: Become Guppy
  • In-Game Secret Number: 65
Guppy's Hairball
Dead Baby
  • Description: Unlocked a new co-player baby.
  • Unlock: Defeat Mom's Heart on hard mode as ???
  • In-Game Secret Number: 174
Dead Baby
Lil' Chubby
  • Description: Unlocked a new item.
  • Unlock: Beat Chapter 2 for the 1st time
  • In-Game Secret Number: 14
Lil' Chubby
The Scissors
  • Description: Unlocked a new item.
  • Unlock: Die 100 times
  • In-Game Secret Number: 30
The Scissors
A Cross
  • Description: Unlocked a new item.
  • Unlock: Defeat Isaac as Magdalene
  • In-Game Secret Number: 20
A Cross
Lazarus
  • Description: Unlocked a new character.
  • Unlock: Have 4 or more soul hearts at one time
  • In-Game Secret Number: 80
Lazarus
A Quarter
  • Description: Unlocked a new item.
  • Unlock: Defeat Mom's Heart 8 times
  • In-Game Secret Number: 10
A Quarter
Blank Card
  • Description: Unlocked a new item.
  • Unlock: Defeat Isaac as Eden
  • In-Game Secret Number: 121
Blank Card
Lazarus' Rags
  • Description: Unlocked a new item.
  • Unlock: Defeat Isaac as Lazarus
  • In-Game Secret Number: 116
Lazarus' Rags
Fate
  • Description: Unlocked a new item.
  • Unlock: Defeat ??? as ???
  • In-Game Secret Number: 113
Fate
Rune of Perthro
  • Description: Unlocked a new item.
  • Unlock: Complete challenge #6
  • In-Game Secret Number: 94
Rune of Perthro
Rune of Jera
  • Description: Unlocked a new item.
  • Unlock: Complete challenge #2
  • In-Game Secret Number: 90
Rune of Jera
Krampus
  • Description: Unlocked another miniboss!
  • Unlock: Take 20 items from devil rooms
  • In-Game Secret Number: 142
Krampus
The Book of Revelations
  • Description: Unlocked a new item.
  • Unlock: Defeat a Harbinger for the 1st time
  • In-Game Secret Number: 7
The Book of Revelations
Something Sticky
  • Description: New boss in the depths!
  • Unlock: Beat Chapter 3 20 times
  • In-Game Secret Number: 18
Something Sticky
Wire Coat Hanger
  • Description: Unlocked a new item.
  • Unlock: Defeat Mom's Heart 4 times
  • In-Game Secret Number: 139
Wire Coat Hanger
Abaddon
  • Description: Unlocked a new item.
  • Unlock: Defeat ??? as Azazel
  • In-Game Secret Number: 128
Abaddon
Little C.H.A.D.
  • Description: Unlocked a new item.
  • Unlock: Defeat C.H.A.D. for the 1st time
  • In-Game Secret Number: 25
Little C.H.A.D.
Head of Krampus
  • Description: Unlocked a new item.
  • Unlock: Defeat Krampus for the 1st time
  • In-Game Secret Number: 143
Head of Krampus
DLC Required
Added in Afterbirth Added in Afterbirth+ None
Achievement Description
Platforms
All