Ultra hard is an unlockable challenge in The Binding of Isaac, added in the Afterbirth+ DLC.
This page shows information as of the latest Repentance release.
To see latest up-to date information about this challenge for the new Repentance+ (Online Co-op) DLC, check this page instead.
Note: this list does not include characters' default starting items.
All enemies spawn as champions if possible.
Boss fights will be double trouble if possible.
Heart pickups are unable to spawn.
Based on the rules set in the .xml file, the following curses are always enabled or cannot be encountered:
Curse | Filter |
---|---|
Curse of the Labyrinth | always active |
Curse of the Lost | always active |
Curse of the Maze | always active |
Curse of the Blind | always active |
Note: curses not listed here behave normally unless otherwise mentioned in the additional notes.
The following is unlocked for completing the Ultra hard challenge: Samson starts with Child's Heart.
Defeat Mega Satan and unlock The Negative.