If Delirium transforms into an enemy like Chub with multiple hitboxes, the game may crash if one of the secondary hitboxes is hit by Chaos Card.
Field
Field type
Value
dlc
Integer
12
platform
String
description
Wikitext
Delirium can transform into Fallen Uriel, Fallen Gabriel, Bumbino, and The Pile, but they do not have unique Delirium skins.
Field
Field type
Value
dlc
Integer
4
platform
String
description
Wikitext
If Delirium transforms into Mega Satan, the sprites will bug out. It can attack normally, but the sprite may not be visible/half-visible/only showing the hands.
Field
Field type
Value
dlc
Integer
12
platform
String
description
Wikitext
On Isaac's last will, Delirium will be shown in its current form rather than its main one. Sometimes it will show his main form, even if Isaac is killed by a different form.
Field
Field type
Value
dlc
Integer
12
platform
String
description
Wikitext
Delirium can sometimes deal unavoidable damage. For example, when transformed into Mom, the Boss will constantly target Isaac until it stomps down. If Delirium changes during this targeting phase, it can teleport into Isaac, instantly damaging him.
Field
Field type
Value
dlc
Integer
12
platform
String
description
Wikitext
Sometimes, when Delirium transforms into a segmented boss, its health will appear to be lower than it is. This is usually purely visual and returns to normal whenever it transforms again.
Field
Field type
Value
dlc
Integer
12
platform
String
description
Wikitext
If Delirium transforms into Blue Champion Larry Jr. it will, due to how Blue Champion Larry Jr.'s HP works, effectively lose a large portion of HP as its total HP will get divided into however many segments it transforms into. It will not receive the lost HP back after transforming again.
Field
Field type
Value
dlc
Integer
12
platform
String
description
Wikitext
If Delirious is used to spawn Hush, Delirium will be able to transform into Hush.
Field
Field type
Value
dlc
Integer
12
platform
String
description
Wikitext
If Delirium transforms into Gemini, Suture will stay in its enraged form separated from Contusion when Delirium transforms again.
Field
Field type
Value
dlc
Integer
12
platform
String
description
Wikitext
If Delirium transforms into Blighted Ovum, Suture will keep its usual sprite instead of using its special sprite for Delirium.
Field
Field type
Value
dlc
Integer
12
platform
String
description
Wikitext
If Delirium transforms into the Mask Of Infamy, it will only transform into the heart.
Field
Field type
Value
dlc
Integer
12
platform
String
description
Wikitext
If Delirium transforms into The Frail, it will always transform into the first phase, regardless of how much hp it has left (unless it's the Black Champion version).
Field
Field type
Value
dlc
Integer
8
platform
String
description
Wikitext
If Delirium transforms into Lokii, it will only transform into one Lokii half.
Field
Field type
Value
dlc
Integer
8
platform
String
description
Wikitext
If Delirium transforms into War's second phase, the body will be invisible (except for when it does its sobbing animation) This also applies to Blighted Ovum's Contusion.
Field
Field type
Value
dlc
Integer
8
platform
String
description
Wikitext
As of patch V1.7.8, if Delirium transforms into a champion boss, it will retain its normal appearance and color, but its attacks (and size in the case of some forms) will be those of the champion.