diff --git a/src/entity/item/unit.rs b/src/entity/item/unit.rs
index cc973ed..371f450 100644
--- a/src/entity/item/unit.rs
+++ b/src/entity/item/unit.rs
@@ -446,4 +446,14 @@ impl Unit {
                 | UnitType::PbIncrease
         )
     }
+
+    pub fn modifier_stars(&self) -> i8 {
+        match self.modifier {
+            Some(UnitModifier::PlusPlus) => 1,
+            Some(UnitModifier::Plus) => 1,
+            Some(UnitModifier::Minus) => -1,
+            Some(UnitModifier::MinusMinus) => -1,
+            _ => 0,
+        }
+    }
 }