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Gemini item
Gemini is a familiar in The Binding of Isaac.
Description
Spawns a familiar that is conjoined to Isaac and chases nearby enemies.
The familiar deals 3 damage per tick (6.43 per second).
Note
This page shows information as of the latest Repentance release.
To see latest up-to date information about this item for the new Repentance+ (Online Co-op) DLC, check this page instead.
Item pools
Gemini 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. |
| monstermanual | Can be summoned via  Monster Manual. |
| offensive | Can appear for  Tainted Lost. |
| stars | Contributes towards unlocking Planetariums. |
Special synergies
The following special synergies and interactions for Gemini have been documented.
| Mod | Item | Synergy |
|---|---|---|
| --- | BFFS! | ×2 damage. |
* Note that not all possible synergies and interactions are listed here.
External links
- Check out the item description on the external Isaac Wiki.
Strange Attractor 
Cursed Eye 
Mysterious Liquid 
Cain's Other Eye 
???'s Only Friend 
Samson's Chains