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Mastema
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Ring of Shadows trinket
Ring of Shadows is an unlockable trinket in Mastema, a mod for The Binding of Isaac.
Description
Taking damage has a 50% chance of creating a black brimstone ring around Isaac, similar to Maw Of The Void.
The ring inherits tear effects.
How to unlock?
Defeat Isaac as 
Tainted Mastema.
Special synergies
The following special synergies and interactions for Ring of Shadows have been documented.
| Mod | Item | Synergy |
|---|---|---|
| --- | Trinket multipliers | No effect. |
* Note that not all possible synergies and interactions are listed here.
External links
- Check out the trinket description on the mod's external Wiki.
- Download Mastema from the Steam Workshop.
Life Savings 
Twisted Faith 
Mantled Heart 
Shattered Soul 
Satanic Charm 
Purist's Heart