diff --git a/SabreTools.DatFiles.Test/DatFileTests.cs b/SabreTools.DatFiles.Test/DatFileTests.cs
index 3595dab3..2b4b2014 100644
--- a/SabreTools.DatFiles.Test/DatFileTests.cs
+++ b/SabreTools.DatFiles.Test/DatFileTests.cs
@@ -244,12 +244,6 @@ namespace SabreTools.DatFiles.Test
 
         #endregion
 
-        #region ContainsWritableDB
-
-        // TODO: Write ContainsWritableDB tests
-
-        #endregion
-
         #region ResolveNames
 
         // TODO: Write ResolveNames tests
diff --git a/SabreTools.DatFiles/DatFile.cs b/SabreTools.DatFiles/DatFile.cs
index 435679a8..4f9e4a28 100644
--- a/SabreTools.DatFiles/DatFile.cs
+++ b/SabreTools.DatFiles/DatFile.cs
@@ -469,28 +469,6 @@ namespace SabreTools.DatFiles
             return false;
         }
 
-        /// <summary>
-        /// Get if a machine contains any writable items
-        /// </summary>
-        /// <param name="datItems">DatItems to check</param>
-        /// <returns>True if the machine contains at least one writable item, false otherwise</returns>
-        /// <remarks>Empty machines are kept with this</remarks>
-        protected bool ContainsWritableDB(Dictionary<long, DatItem>? datItems)
-        {
-            // Empty machines are considered writable
-            if (datItems == null || datItems.Count == 0)
-                return true;
-
-            foreach (var datItem in datItems)
-            {
-                ItemType itemType = datItem.Value.GetStringFieldValue(Models.Metadata.DatItem.TypeKey).AsEnumValue<ItemType>();
-                if (Array.Exists(SupportedTypes, t => t == itemType))
-                    return true;
-            }
-
-            return false;
-        }
-
         /// <summary>
         /// Resolve name duplicates in an arbitrary set of DatItems based on the supplied information
         /// </summary>
diff --git a/SabreTools.DatFiles/Formats/Missfile.cs b/SabreTools.DatFiles/Formats/Missfile.cs
index 6e32ba88..05bd1c49 100644
--- a/SabreTools.DatFiles/Formats/Missfile.cs
+++ b/SabreTools.DatFiles/Formats/Missfile.cs
@@ -123,7 +123,7 @@ namespace SabreTools.DatFiles.Formats
                 {
                     // If this machine doesn't contain any writable items, skip
                     var itemsDict = ItemsDB.GetItemsForBucket(key, filter: true);
-                    if (itemsDict == null || !ContainsWritableDB(itemsDict))
+                    if (itemsDict == null || !ContainsWritable([.. itemsDict.Values]))
                         continue;
 
                     // Resolve the names in the block
diff --git a/SabreTools.DatFiles/Formats/SabreJSON.cs b/SabreTools.DatFiles/Formats/SabreJSON.cs
index 61ba3b32..ef1290dd 100644
--- a/SabreTools.DatFiles/Formats/SabreJSON.cs
+++ b/SabreTools.DatFiles/Formats/SabreJSON.cs
@@ -479,7 +479,7 @@ namespace SabreTools.DatFiles.Formats
                 {
                     // If this machine doesn't contain any writable items, skip
                     var itemsDict = ItemsDB.GetItemsForBucket(key, filter: true);
-                    if (itemsDict == null || !ContainsWritableDB(itemsDict))
+                    if (itemsDict == null || !ContainsWritable([.. itemsDict.Values]))
                         continue;
 
                     // Resolve the names in the block
diff --git a/SabreTools.DatFiles/Formats/SabreXML.cs b/SabreTools.DatFiles/Formats/SabreXML.cs
index 68b00687..d4086c10 100644
--- a/SabreTools.DatFiles/Formats/SabreXML.cs
+++ b/SabreTools.DatFiles/Formats/SabreXML.cs
@@ -308,7 +308,7 @@ namespace SabreTools.DatFiles.Formats
                 {
                     // If this machine doesn't contain any writable items, skip
                     var itemsDict = ItemsDB.GetItemsForBucket(key, filter: true);
-                    if (itemsDict == null || !ContainsWritableDB(itemsDict))
+                    if (itemsDict == null || !ContainsWritable([.. itemsDict.Values]))
                         continue;
 
                     // Resolve the names in the block