|help_text = Can be used in a personal Map Device.

|release_version = 3.5.0

|upgraded_from_set1_group1_item_name = The Eye of Terror

|upgraded_from_set1_group1_amount = 8

 

Pure Breachstone can be acquired by upgrading a {{il|Chayula's Breachstone}} in [[It That Fled]]'s crafting bench if It is in Research section of Syndicate Safehouse and It rank is level 3.

* {{il|Chayula's Breachstone}}

* {{il|Chayula's Charged Breachstone}}

* Introduced to the game.

|}

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