Cathan's Rule is a set battle staff in Diablo II. It is one of the five pieces of the Cathan's Traps item set.
Stats[]
Cathan's Rule
Battle Staff
Required Level: 11
+1 to Fire Skills
+10 to maximum Fire Damage
+50% damage to Undead
+50 mana (2 items)
All resistances +10 (3 items)
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