XXI - The World? is an unlockable consumable in The Binding of Isaac, added in the Repentance DLC.
Spawns a trapdoor that leads to a Crawl Space.
This page shows the latest information as of the new Repentance+ (Online Co-op) DLC.
To see information about this consumable for the previous Repentance version, check this page instead.
Defeat Ultra Greedier as Tainted Eden.
The following special synergies and interactions for XXI - The World? have been documented.
Mod | Item | Synergy |
---|---|---|
--- | Tarot Cloth | No effect. |
--- | Blank Card | Mimic recharge time: 2 rooms |
* Note that not all possible synergies and interactions are listed here.
The following sounds are related to this consumable.