D1 is an unlockable active item in The Binding of Isaac, added in the Afterbirth+ DLC.
Duplicates a random pickup in the current room into another pickup of the same type, but the variant can be different, e.g. using it on a Heart can spawn a
Soul Heart.
Cannot duplicate Jera.
Opened chests will be duplicated into an unopened copy.
Can be used to duplicate shop pickups into free pickups.
This page shows the latest information as of the new Repentance+ (Online Co-op) DLC.
To see information about this item for the previous Repentance version, check this page instead.
Defeat Ultra Greedier as Isaac.
D1 can be found in the following item pools:
Name | Weight |
---|---|
Treasure Room |
1.0/1.0
|
Greed Shop |
1.0/1.0
|
Crane Game |
1.0/1.0
|
The following tags are applied to this item:
Id | Description |
---|---|
offensive | Can appear for ![]() |
The following special synergies and interactions for D1 have been documented.
Mod | Item | Synergy |
---|---|---|
--- | Book of Virtues | Spawns 2 white 6-sided die wisps in the middle ring. An extra wisp is spawned if no pickups were duplicated. |
* Note that not all possible synergies and interactions are listed here.