Location
|
Answer
|
The Basement / Burning Basement
|
Monstro
|
The Basement / Burning Basement
|
Larry Jr.
|
The Basement
|
Gemini
|
The Basement
|
Dingle
|
The Basement / Burning Basement
|
The Duke of Flies
|
Universal in Chapter 1
|
Famine
|
The Basement
|
Steven
|
The Basement
|
Gurglings
|
The Cellar
|
Blighted Ovum
|
The Cellar
|
Pin
|
The Cellar
|
Widow
|
The Cellar / Burning Basement
|
The Haunt
|
The Cellar
|
Fistula
|
(Afterbirth) Universal in Chapter 1
|
Little Horn
|
(Afterbirth) Universal in Chapter 1
|
Rag Man
|
(Afterbirth) The Basement
|
Dangle
|
(Afterbirth) The Basement
|
Turdlings
|
(Repentance) Universal in Chapter 1
|
Baby Plum
|
Downpour
|
The Rainmaker
|
Downpour / Dross
|
Wormwood
|
Downpour / Dross
|
Lil Blub
|
Downpour
|
Min Min
|
Dross
|
Clog
|
Dross
|
Colostomia
|
Dross
|
Turdlet
|
The Caves / Flooded Caves
|
Chub
|
The Caves / Flooded Caves
|
Gurdy
|
The Caves / Flooded Caves
|
Peep
|
Universal in Chapter 2
|
Pestilence
|
The Caves / Flooded Caves
|
C.H.A.D.
|
Universal in Chapter 2
|
Gurdy Jr.
|
The Caves
|
Mega Fatty
|
The Caves
|
Mega Maw
|
Universal in Chapter 2
|
Dark One
|
The Catacombs
|
The Carrion Queen
|
The Catacombs
|
The Husk
|
The Catacombs
|
The Hollow
|
The Catacombs
|
The Wretched
|
The Catacombs
|
Polycephalus
|
(Afterbirth) Universal in Chapter 2
|
The Forsaken
|
(Afterbirth) Universal in Chapter 2
|
The Frail
|
(Afterbirth) Universal in Chapter 2
|
The Stain
|
(Afterbirth+) Universal in Chapter 2
|
Big Horn
|
(Afterbirth+) Universal in Chapter 2
|
Rag Mega
|
(Repentance) Universal in Chapter 2
|
Bumbino
|
The Mines
|
Hornfel
|
The Mines
|
Tuff Twins
|
The Mines
|
Great Gideon
|
The Mines
|
Reap Creep
|
The Ashpit / Depths / Mausoleum
|
The Pile
|
The Ashpit
|
Singe
|
The Ashpit
|
The Shell
|
The Ashpit
|
Clutch
|
The Depths / Dank Depths
|
Monstro II
|
The Depths / Dank Depths
|
Loki
|
Universal in Chapter 3
|
War
|
The Depths / Dank Depths
|
Gish
|
The Depths
|
The Cage
|
The Depths / Necropolis
|
The Gate
|
Universal in Chapter 3
|
The Adversary
|
Necropolis
|
Mask of Infamy
|
Necropolis / Universal in Chapter 4
|
The Bloat
|
(Afterbirth) Universal in Chapter 3
|
Brownie
|
(Afterbirth+) Universal in Chapter 3 / Universal in Chapter 4
|
Sisters Vis
|
Final Boss of Chapter 3 / 3.5
|
Mom
|
Mausoleum
|
The Siren
|
Mausoleum
|
The Heretic
|
Gehenna
|
The Visage
|
Gehenna
|
The Horny Boys
|
The Corpse
|
Rotgut
|
The Corpse
|
Chimera
|
The Corpse
|
The Scourge
|
Final Boss of the Corpse
|
Mother
|
The Womb / Scarred Womb
|
Scolex
|
Universal in Chapter 4
|
Blastocyst
|
Universal in Chapter 4
|
Daddy Long Legs
|
Universal in Chapter 4
|
Death
|
Universal in Chapter 4
|
Triachnid
|
Universal in Chapter 4
|
Conquest
|
Universal of Chapter 4
|
Teratoma
|
The Womb / Utero
|
Lokii
|
The Womb / Utero
|
Mr. Fred
|
Universal of Chapter 4
|
Mama Gurdy
|
(Afterbirth+) Universal of Chapter 4
|
The Matriarch
|
Universal from Chapter 1 to Chapter 4
|
The Headless Horseman
|
Universal from Chapter 1 to Chapter 4
|
The Fallen
|
Final Boss of Chapter 4 / Chapter 3.5
|
Mom's Heart
|
Final Boss of Chapter 4
|
It Lives!
|
???
|
Hush
|
Sheol
|
Satan
|
Cathedral
|
Isaac
|
The Chest
|
Blue Baby
|
Dark Room
|
The Lamb
|
Final Boss of Chapter 6
|
Mega Satan
|
The Void
|
Delirium
|
Home
|
Dogma
|
Ultra Harbinger
|
Ultra Famine
|
Ultra Harbinger
|
Ultra Pestilence
|
Ultra Harbinger
|
Ultra War
|
Ultra Harbinger
|
Ultra Death
|
Final Boss of the Game
|
The Beast
|
Devil Room
|
Krampus
|
Angel Room
|
Uriel
|
Angel Room
|
Gabriel
|
Sin
|
Pride
|
Sin
|
Greed
|
Sin
|
Wrath
|
Sin
|
Envy
|
Sin
|
Lust
|
Sin
|
Gluttony
|
Sin
|
Sloth
|
Super Sin
|
Super Pride
|
Super Sin
|
Super Greed
|
Super Sin
|
Super Wrath
|
Super Sin
|
Super Envy
|
Super Sin
|
Super Lust
|
Super Sin
|
Super Gluttony
|
Super Sin
|
Super Sloth
|
Ultra Sin
|
Ultra Pride
|
Final Boss of Greed Mode
|
Ultra Greed
|
Final Boss of Greedier Mode
|
Ultra Greedier
|