Delirious

12 rooms   Angel Room   (page 5, column 5, line 2)   Defeat Delirium for the first time as any characterDelirious

Delirious is an active item added in Afterbirth †.

Effect

• Upon use, spawns a Delirium form of a charmed boss.
• Changes the appearance of the current room so it looks like a different chapter.

Notes

• If multiple bosses are spawned in one room with Car BatteryCauses Isaac's activated item to activate twice on each use. or battery pickups, the bosses can try to kill each other.
• If the spawned boss can leave creep, the creep can damage Isaac.
• Unlike Mega BlastUpon use, Isaac fires a laser similar to the one used by Mega Satan. This laser deals massive damage, lasts for approximately 15 seconds, and persists between rooms. Isaac is pushed backwards by the force of the laser while it is active., this item can be charged with a single Little Battery.
• It is possible for Hush to spawn, despite Delirium not transforming into Hush during its boss battle.
• If a boss summons monsters, the monsters will be charmed and will follow Isaac out of the room.
• Delirious has a 60% decreased item pool weight, making it less likely to appear than other collectibles.

Seeds

 PC  AWPL FXQY (Starting item as Eden)

 PC  1D6W 0EAM (Starting item as Eden)

 PC  09LQ 48XG (Starting item as Eden)

 PC  7QVW Q8ZN (Starting item as Eden)

 PC  GKQE 74PP (Starting item as Eden)

 PC  TCZV NGSG (Starting item as Eden)

 PC JPWR 2WYB (Starting item as Eden)

 PC  D7K0 JW7K (Starting item as Eden)

 PS4  T71G R34M (Starting item as Eden)

Bugs

Bug! If Delirious is used during the Delirium fight and the charmed boss is killed, it will act as if Delirium was killed, but no chest will spawn.

Bug! If a Pink Champion Polycephalus is spawned by the item, one will have the Delirium skin and the other will have the normal Polycephalus skin.

Bug! If Lokii is spawned by the item, one will have the Delirium skin and the other will have the normal Lokii skin.

Bug! If a Pink Champion The Cage is spawned by the item, one will have the Delirium skin and the other will have the normal The Cage skin.

Bug! Using Delirious multiple times rapidly in the same room can crash the game.