Add new item assets and update existing item properties; include Berserker's Chain, Blood Oath Pendant, and others with modified stats and descriptions

Assets/Data/Items/Basic Item.asset

@@ -30,13 +30,13 @@ MonoBehaviour:
       Data: 1
     - Name: 
       Entry: 7
-      Data: 1|Modifiers.FlatStatModifier, Assembly-CSharp
+      Data: 1|Modifiers.PercentStatModifier, Assembly-CSharp
     - Name: stat
       Entry: 3
       Data: 0
-    - Name: value
+    - Name: percent
       Entry: 4
-      Data: 10
+      Data: 0
     - Name: 
       Entry: 8
       Data: 
@@ -61,7 +61,7 @@ MonoBehaviour:
       Data: 7
     - Name: percent
       Entry: 4
-      Data: -0.2
+      Data: 0
     - Name: 
       Entry: 8
       Data: 
@@ -71,7 +71,7 @@ MonoBehaviour:
     - Name: 
       Entry: 8
       Data: 
-  itemName: Dupa Mari
-  description: 'Cure: Health +10, Curse: MeleeDamage -20%'
+  itemName: 
+  description: 
   icon: {fileID: 0}
   price: 0