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Compound Fracture item
Compound Fracture is an unlockable passive item in The Binding of Isaac, added in the Afterbirth+ DLC.
Description
+1.5 range.
Turns tears into bones that shatter into 1-3 shard upon hitting an obstacle or an enemy, and deal 50% of Isaac's damage.
Tears can split only once.
Has a 1% chance of being dropped upon defeating The Pile.
Note
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.
How to unlock?
Defeat Delirium as Lazarus.
Item pools
Compound Fracture can be found in the following item pools:
| Name | Weight |
|---|---|
| Treasure Room |
1.0/1.0
|
| Greed Treasure Room |
1.0/1.0
|
Tags
The following tags are applied to this item:
| Id | Description |
|---|---|
| summonable | Can be summoned via  Lemegeton. |
| offensive | Can appear for  Tainted Lost. |
Special synergies
The following special synergies and interactions for Compound Fracture have been documented.
| Mod | Item | Synergy |
|---|---|---|
| --- | Abyss | Spawns a light grey locust that has a chance to shoot 2-3 bone projectiles upon impact with an enemy. Each bone projectile deals damage equal to the locust's damage. |
* Note that not all possible synergies and interactions are listed here.
Internal item description
Below is the Internal Item Description as shown in-game.
Note that some stat changes are not displayed here. Please see the main description for the full effects.
Compound Fracture
• Replaces tears with bone shots that shatter into 1-3 bone fragments on impact
• Bone fragments deal half Isaac's tear damage to enemies struck
• Abyss: x1 bone locust 1.5x Isaac's damage
External links
- Check out the item description on the external Isaac Wiki.
Eye of Greed 
Tarot Cloth 
Varicose Veins 
Polydactyly 
Dad's Lost Coin 
Midnight Snack