data update

docs/specialists/cassiteridean-caster.md

@@ -0,0 +1,38 @@
+# Cassiteridean Caster
+
+A Rare specialist that enhances Tin Mines with knowledge area effects.
+
+## Overview
+
+| Property | Value |
+|----------|-------|
+| **Rarity** | Rare |
+| **Category** | Research |
+| **Acquisition** | Albion traders |
+
+## Effects
+
+When placed in a villa or officium, provides the following effects:
+
+| Effect | Value |
+|--------|-------|
+| Knowledge area effect | +1 (for Tin Mines in range) |
+
+## Affected Buildings
+
+- **Tin Mine (Albion)** - Gains +1 knowledge area effect when in range of this specialist
+
+## Usage Notes
+
+- Must be placed in a villa or officium to activate
+- Only affects Tin Mines within the building's area of influence
+- Useful for boosting knowledge generation in mining-focused settlements in Albion
+
+## Related Specialists
+
+Other Rare Research specialists:
+- [Chalcolithist](./chalcolithist.md)
+- [Ironic Interviewer](./ironic-interviewer.md)
+- [Whataboutist Watis](./whataboutist-watis.md)
+- [Tutoring Tabulist](./tutoring-tabulist.md)
+- [Tolupist](./tolupist.md)