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#34

Ultra hard

Challenge

- Playing as -

Isaac

- Goal -

Mega Satan

▾Table of Contents▾

Ultra hard challenge

Ultra hard is an unlockable challenge in The Binding of Isaac, added in the Afterbirth+ DLC.

Note

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.

Starting items

Key Piece 1
Key Piece 2

Note: this list does not include characters' default starting items.

Additional notes

All enemies spawn as champions if possible.
Boss fights will be double trouble if possible.
Heart pickups are unable to spawn.

Curse filters

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.

Completion reward

The following is unlocked for completing the Ultra hard challenge: Samson starts with Child's Heart.

How to unlock?

Defeat Mega Satan and unlock The Negative.

External links

  • Check out the challenge description on the external Isaac Wiki.
See all challenges in The Binding of Isaac

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