diff --git a/SabreTools.Helper/Dats/Filter.cs b/SabreTools.Helper/Dats/Filter.cs
index 46c78d0e..1cf5ca7b 100644
--- a/SabreTools.Helper/Dats/Filter.cs
+++ b/SabreTools.Helper/Dats/Filter.cs
@@ -9,106 +9,199 @@ namespace SabreTools.Helper.Dats
 	{
 		#region Private instance variables
 
+		#region Positive
+		
 		private List<string> _gameNames;
-		private List<string> _notGameNames;
 		private List<string> _romNames;
-		private List<string> _notRomNames;
 		private List<string> _romTypes;
+		private List<string> _crcs;
+		private List<string> _md5s;
+		private List<string> _sha1s;
+		private ItemStatus _itemStatuses;
+		private MachineType _machineTypes;
+
+		#endregion
+
+		#region Negative
+
+		private List<string> _notGameNames;
+		private List<string> _notRomNames;
 		private List<string> _notRomTypes;
+		private List<string> _notCrcs;
+		private List<string> _notMd5s;
+		private List<string> _notSha1s;
+		private ItemStatus _itemNotStatuses;
+		private MachineType _machineNotTypes;
+
+		#endregion
+
+		#region Neutral
+
 		private long _sizeGreaterThanOrEqual;
 		private long _sizeLessThanOrEqual;
 		private long _sizeEqualTo;
-		private List<string> _crcs;
-		private List<string> _notCrcs;
-		private List<string> _md5s;
-		private List<string> _notMd5s;
-		private List<string> _sha1s;
-		private List<string> _notSha1s;
-		private ItemStatus _itemStatuses;
-		private ItemStatus _itemNotStatuses;
-		private MachineType _machineTypes;
-		private MachineType _machineNotTypes;
 		private bool? _runnable;
 
 		#endregion
 
+		#endregion // Private instance variables
+
+		#region Pubically facing variables
+
+		#region Positive
+
+		public List<string> GameNames
+		{
+			get { return _gameNames; }
+			set { _gameNames = value; }
+		}
+		public List<string> RomNames
+		{
+			get { return _romNames; }
+			set { _romNames = value; }
+		}
+		public List<string> RomTypes
+		{
+			get { return _romTypes; }
+			set { _romTypes = value; }
+		}
+		public List<string> CRCs
+		{
+			get { return _crcs; }
+			set { _crcs = value; }
+		}
+		public List<string> MD5s
+		{
+			get { return _md5s; }
+			set { _md5s = value; }
+		}
+		public List<string> SHA1s
+		{
+			get { return _sha1s; }
+			set { _sha1s = value; }
+		}
+		public ItemStatus ItemStatuses
+		{
+			get { return _itemStatuses; }
+			set { _itemStatuses = value; }
+		}
+		public MachineType MachineTypes
+		{
+			get { return _machineTypes; }
+			set { _machineTypes = value; }
+		}
+
+		#endregion
+
+		#region Negative
+
+		public List<string> NotGameNames
+		{
+			get { return _notGameNames; }
+			set { _notGameNames = value; }
+		}
+		public List<string> NotRomNames
+		{
+			get { return _notRomNames; }
+			set { _notRomNames = value; }
+		}
+		public List<string> NotRomTypes
+		{
+			get { return _notRomTypes; }
+			set { _notRomTypes = value; }
+		}
+		public List<string> NotCRCs
+		{
+			get { return _notCrcs; }
+			set { _notCrcs = value; }
+		}
+		public List<string> NotMD5s
+		{
+			get { return _notMd5s; }
+			set { _notMd5s = value; }
+		}
+		public List<string> NotSHA1s
+		{
+			get { return _notSha1s; }
+			set { _notSha1s = value; }
+		}
+		public ItemStatus NotItemStatuses
+		{
+			get { return _itemNotStatuses; }
+			set { _itemNotStatuses = value; }
+		}
+		public MachineType NotMachineTypes
+		{
+			get { return _machineNotTypes; }
+			set { _machineNotTypes = value; }
+		}
+
+		#endregion
+
+		#region Neutral
+
+		public long SizeGreaterThanOrEqual
+		{
+			get { return _sizeGreaterThanOrEqual; }
+			set { _sizeGreaterThanOrEqual = value; }
+		}
+		public long SizeLessThanOrEqual
+		{
+			get { return _sizeLessThanOrEqual; }
+			set { _sizeLessThanOrEqual = value; }
+		}
+		public long SizeEqualTo
+		{
+			get { return _sizeEqualTo; }
+			set { _sizeEqualTo = value; }
+		}
+		public bool? Runnable
+		{
+			get { return _runnable; }
+			set { _runnable = value; }
+		}
+
+		#endregion
+
+		#endregion // Pubically facing variables
+
+		#region Constructors
+
 		/// <summary>
 		/// Create an empty Filter object
 		/// </summary>
 		public Filter()
 		{
+			// Positive
 			_gameNames = new List<string>();
-			_notGameNames = new List<string>();
 			_romNames = new List<string>();
-			_notRomNames = new List<string>();
 			_romTypes = new List<string>();
+			_crcs = new List<string>();
+			_md5s = new List<string>();
+			_sha1s = new List<string>();
+			_itemStatuses = ItemStatus.NULL;
+			_machineTypes = MachineType.NULL;
+
+			// Negative
+			_notGameNames = new List<string>();
+			_notRomNames = new List<string>();
 			_notRomTypes = new List<string>();
+			_notCrcs = new List<string>();
+			_notMd5s = new List<string>();
+			_notSha1s = new List<string>();
+			_itemNotStatuses = ItemStatus.NULL;
+			_machineNotTypes = MachineType.NULL;
+
+			// Neutral
 			_sizeGreaterThanOrEqual = -1;
 			_sizeLessThanOrEqual = -1;
 			_sizeEqualTo = -1;
-			_crcs = new List<string>();
-			_notCrcs = new List<string>();
-			_md5s = new List<string>();
-			_notMd5s = new List<string>();
-			_sha1s = new List<string>();
-			_notSha1s = new List<string>();
-			_itemStatuses = ItemStatus.NULL;
-			_itemNotStatuses = ItemStatus.NULL;
-			_machineTypes = MachineType.NULL;
-			_machineNotTypes = MachineType.NULL;
 			_runnable = null;
 		}
 
-		/// <summary>
-		/// Create a populated Filter object
-		/// </summary>
-		/// <param name="gamenames">Names of the games to match (can use asterisk-partials)</param>
-		/// <param name="romnames">Names of the roms to match (can use asterisk-partials)</param>
-		/// <param name="romtypes">Types of the roms to match</param>
-		/// <param name="sgt">Find roms greater than or equal to this size</param>
-		/// <param name="slt">Find roms less than or equal to this size</param>
-		/// <param name="seq">Find roms equal to this size</param>
-		/// <param name="crcs">CRCs of the roms to match (can use asterisk-partials)</param>
-		/// <param name="md5s">MD5s of the roms to match (can use asterisk-partials)</param>
-		/// <param name="sha1s">SHA-1s of the roms to match (can use asterisk-partials)</param>
-		/// <param name="itemStatuses">Select roms with the given status</param>
-		/// <param name="machineTypes">Select games with the given type</param>
-		/// <param name="notgamenames">Names of the games to match (can use asterisk-partials)</param>
-		/// <param name="notromnames">Names of the roms to match (can use asterisk-partials)</param>
-		/// <param name="notromtypes">Type of the roms to match</param>
-		/// <param name="notcrcs">CRCs of the roms to match (can use asterisk-partials)</param>
-		/// <param name="notmd5s">MD5s of the roms to match (can use asterisk-partials)</param>
-		/// <param name="notsha1s">SHA-1s of the roms to match (can use asterisk-partials)</param>
-		/// <param name="itemNotStatuses">Select roms without the given status</param>
-		/// <param name="machineNotTypes">Select games without the given type</param>
-		/// <param name="runnable">Select games that have a value for runnable</param>
-		public Filter(List<string> gamenames, List<string> romnames, List<string> romtypes, long sgt,
-			long slt, long seq, List<string> crcs, List<string> md5s, List<string> sha1s, ItemStatus itemStatuses,
-			MachineType machineTypes, List<string> notgamenames, List<string> notromnames, List<string> notromtypes,
-			List<string> notcrcs, List<string> notmd5s, List<string> notsha1s, ItemStatus itemNotStatuses,
-			MachineType machineNotTypes, bool? runnable)
-		{
-			_gameNames = gamenames;
-			_notGameNames = notgamenames;
-			_romNames = romnames;
-			_notRomNames = notromnames;
-			_romTypes = romtypes;
-			_notRomTypes = notromtypes;
-			_sizeGreaterThanOrEqual = sgt;
-			_sizeLessThanOrEqual = slt;
-			_sizeEqualTo = seq;
-			_crcs = crcs;
-			_notCrcs = notcrcs;
-			_md5s = md5s;
-			_notMd5s = notmd5s;
-			_sha1s = sha1s;
-			_notSha1s = notsha1s;
-			_itemStatuses = itemStatuses;
-			_itemNotStatuses = itemNotStatuses;
-			_machineTypes = machineTypes;
-			_machineNotTypes = machineNotTypes;
-			_runnable = runnable;
-		}
+		#endregion
+
+		#region Instance methods
 
 		/// <summary>
 		/// Check to see if a DatItem passes the filter
@@ -838,5 +931,78 @@ namespace SabreTools.Helper.Dats
 
 			return true;
 		}
+
+		#endregion
+
+		#region Static methods
+
+		/// <summary>
+		/// Get the machine type from a string
+		/// </summary>
+		/// <param name="gametype">Machine type as a string</param>
+		/// <param name="logger">Logger object for file and console output</param>
+		/// <returns>A machine type based on the input</returns>
+		public static MachineType GetMachneTypeFromString(string gametype, Logger logger)
+		{
+			MachineType machineType = MachineType.NULL;
+			switch (gametype.ToLowerInvariant())
+			{
+				case "none":
+					machineType |= MachineType.None;
+					break;
+				case "bios":
+					machineType |= MachineType.Bios;
+					break;
+				case "dev":
+				case "device":
+					machineType |= MachineType.Device;
+					break;
+				case "mech":
+				case "mechanical":
+					machineType |= MachineType.Mechanical;
+					break;
+				default:
+					logger.Warning(gametype + " is not a valid type");
+					break;
+			}
+
+			return machineType;
+		}
+
+		/// <summary>
+		/// Get the item status from a string
+		/// </summary>
+		/// <param name="status">Item status as a string</param>
+		/// <param name="logger">Logger object for file and console output</param>
+		/// <returns>An item status based on the input</returns>
+		public static ItemStatus GetStatusFromString(string status, Logger logger)
+		{
+			ItemStatus itemStatus = ItemStatus.NULL;
+			switch (status.ToLowerInvariant())
+			{
+				case "none":
+					itemStatus |= ItemStatus.None;
+					break;
+				case "good":
+					itemStatus |= ItemStatus.Good;
+					break;
+				case "baddump":
+					itemStatus |= ItemStatus.BadDump;
+					break;
+				case "nodump":
+					itemStatus |= ItemStatus.Nodump;
+					break;
+				case "verified":
+					itemStatus |= ItemStatus.Verified;
+					break;
+				default:
+					logger.Warning(status + " is not a valid status");
+					break;
+			}
+
+			return itemStatus;
+		}
+
+		#endregion
 	}
 }
diff --git a/SabreTools/Partials/SabreTools.Inits.cs b/SabreTools/Partials/SabreTools.Inits.cs
index 2e980d39..5b4efb75 100644
--- a/SabreTools/Partials/SabreTools.Inits.cs
+++ b/SabreTools/Partials/SabreTools.Inits.cs
@@ -460,26 +460,7 @@ namespace SabreTools
 		/// <param name="skip">True if the first cascaded diff file should be skipped on output, false otherwise</param>
 		/// <param name="bare">True if the date should not be appended to the default name, false otherwise [OBSOLETE]</param>
 		/// /* Filtering info */
-		/// <param name="gamenames">Names of the games to match (can use asterisk-partials)</param>
-		/// <param name="romnames">Names of the roms to match (can use asterisk-partials)</param>
-		/// <param name="romtypes">Types of the roms to match</param>
-		/// <param name="sgt">Find roms greater than or equal to this size</param>
-		/// <param name="slt">Find roms less than or equal to this size</param>
-		/// <param name="seq">Find roms equal to this size</param>
-		/// <param name="crcs">CRCs of the roms to match (can use asterisk-partials)</param>
-		/// <param name="md5s">MD5s of the roms to match (can use asterisk-partials)</param>
-		/// <param name="sha1s">SHA-1s of the roms to match (can use asterisk-partials)</param>
-		/// <param name="statuses">Select roms with the given item statuses</param>
-		/// <param name="gametypes">Select games with the given types</param>
-		/// <param name="notgamenames">Name of the game to match (can use asterisk-partials)</param>
-		/// <param name="notromnames">Name of the rom to match (can use asterisk-partials)</param>
-		/// <param name="notromtypes">Type of the rom to match</param>
-		/// <param name="notcrcs">CRCs of the roms to match (can use asterisk-partials)</param>
-		/// <param name="notmd5s">MD5s of the roms to match (can use asterisk-partials)</param>
-		/// <param name="notsha1s">SHA-1s of the roms to match (can use asterisk-partials)</param>
-		/// <param name="notstatuses">Select roms without the given item statuses</param>
-		/// <param name="notgametypes">Select games without the given types</param>
-		/// <param name="runnable">Select games with the given runability</param>
+		/// <param name="filter">Pre-populated filter object for DAT filtering</param>
 		/// /* Trimming info */
 		/// <param name="splitType">Type of the split that should be performed (split, merged, fully merged)</param>
 		/// <param name="trim">True if we are supposed to trim names to NTFS length, false otherwise</param>
@@ -533,26 +514,7 @@ namespace SabreTools
 			bool bare,
 
 			/* Filtering info */
-			List<string> gamenames,
-			List<string> romnames,
-			List<string> romtypes,
-			long sgt,
-			long slt,
-			long seq,
-			List<string> crcs,
-			List<string> md5s,
-			List<string> sha1s,
-			List<string> statuses,
-			List<string> gametypes,
-			List<string> notgamenames,
-			List<string> notromnames,
-			List<string> notromtypes,
-			List<string> notcrcs,
-			List<string> notmd5s,
-			List<string> notsha1s,
-			List<string> notstatuses,
-			List<string> notgametypes,
-			bool? runnable,
+			Filter filter,
 
 			/* Trimming info */
 			SplitType splitType,
@@ -565,7 +527,7 @@ namespace SabreTools
 			bool clean,
 			bool softlist,
 			bool dedup,
-			
+
 			/* Multithreading info */
 			int maxDegreeOfParallelism)
 		{
@@ -633,112 +595,6 @@ namespace SabreTools
 				}
 			}
 
-			// Set the status flag for filtering
-			ItemStatus itemStatus = ItemStatus.NULL;
-			foreach (string status in statuses)
-			{
-				switch (status.ToLowerInvariant())
-				{
-					case "none":
-						itemStatus |= ItemStatus.None;
-						break;
-					case "good":
-						itemStatus |= ItemStatus.Good;
-						break;
-					case "baddump":
-						itemStatus |= ItemStatus.BadDump;
-						break;
-					case "nodump":
-						itemStatus |= ItemStatus.Nodump;
-						break;
-					case "verified":
-						itemStatus |= ItemStatus.Verified;
-						break;
-					default:
-						_logger.Warning(status + " is not a valid status");
-						break;
-				}
-			}
-
-			// Set the not status flag for filtering
-			ItemStatus itemNotStatus = ItemStatus.NULL;
-			foreach (string status in notstatuses)
-			{
-				switch (status.ToLowerInvariant())
-				{
-					case "none":
-						itemNotStatus |= ItemStatus.None;
-						break;
-					case "good":
-						itemNotStatus |= ItemStatus.Good;
-						break;
-					case "baddump":
-						itemNotStatus |= ItemStatus.BadDump;
-						break;
-					case "nodump":
-						itemNotStatus |= ItemStatus.Nodump;
-						break;
-					case "verified":
-						itemNotStatus |= ItemStatus.Verified;
-						break;
-					default:
-						_logger.Warning(status + " is not a valid status");
-						break;
-				}
-			}
-
-			// Set the machine type flag for filtering
-			MachineType machineType = MachineType.NULL;
-			foreach (string gametype in gametypes)
-			{
-				switch (gametype.ToLowerInvariant())
-				{
-					case "none":
-						machineType |= MachineType.None;
-						break;
-					case "bios":
-						machineType |= MachineType.Bios;
-						break;
-					case "dev":
-					case "device":
-						machineType |= MachineType.Device;
-						break;
-					case "mech":
-					case "mechanical":
-						machineType |= MachineType.Mechanical;
-						break;
-					default:
-						_logger.Warning(gametype + " is not a valid type");
-						break;
-				}
-			}
-
-			// Set the not machine type flag for filtering
-			MachineType machineNotType = MachineType.NULL;
-			foreach (string gametype in notgametypes)
-			{
-				switch (gametype.ToLowerInvariant())
-				{
-					case "none":
-						machineNotType = MachineType.None;
-						break;
-					case "bios":
-						machineNotType = MachineType.Bios;
-						break;
-					case "dev":
-					case "device":
-						machineNotType = MachineType.Device;
-						break;
-					case "mech":
-					case "mechanical":
-						machineNotType = MachineType.Mechanical;
-						break;
-					default:
-						_logger.Warning(gametype + " is not a valid type");
-						break;
-				}
-			}
-
 			// Normalize the extensions
 			addext = (addext == "" || addext.StartsWith(".") ? addext : "." + addext);
 			repext = (repext == "" || repext.StartsWith(".") ? repext : "." + repext);
@@ -807,11 +663,7 @@ namespace SabreTools
 				GameName = datprefix,
 				Romba = romba,
 			};
-
-			// Create the Filter object to be used
-			Filter filter = new Filter(gamenames, romnames, romtypes, sgt, slt, seq, crcs, md5s, sha1s, itemStatus, machineType,
-				notgamenames, notromnames, notromtypes, notcrcs, notmd5s, notsha1s, itemNotStatus, machineNotType, runnable);
-
+			
 			userInputDat.DetermineUpdateType(inputs, outDir, merge, diffMode, inplace, skip, bare, clean, softlist,
 				filter, splitType, trim, single, root, maxDegreeOfParallelism, _logger);
 		}
diff --git a/SabreTools/SabreTools.cs b/SabreTools/SabreTools.cs
index eb3a4a5f..c1a2e253 100644
--- a/SabreTools/SabreTools.cs
+++ b/SabreTools/SabreTools.cs
@@ -4,6 +4,7 @@ using System.Linq;
 
 using SabreTools.Helper;
 using SabreTools.Helper.Data;
+using SabreTools.Helper.Dats;
 using SabreTools.Helper.Help;
 
 #if MONO
@@ -118,7 +119,6 @@ namespace SabreTools
 				skip = false,
 				updateDat = false,
 				usegame = true;
-			bool? runnable = null;
 			DatFormat datFormat = 0x0;
 			DiffMode diffMode = 0x0;
 			OutputFormat outputFormat = OutputFormat.Folder;
@@ -131,9 +131,6 @@ namespace SabreTools
 				rar = 2,
 				sevenzip = 1,
 				zip = 1;
-			long sgt = -1,
-				slt = -1,
-				seq = -1;
 			string addext = "",
 				author = null,
 				category = null,
@@ -157,26 +154,11 @@ namespace SabreTools
 				tempDir = "",
 				url = null,
 				version = null;
-			List<string> crc = new List<string>();
+			Filter filter = new Filter();
 			List<string> datfiles = new List<string>();
 			List<string> exta = new List<string>();
 			List<string> extb = new List<string>();
-			List<string> gamename = new List<string>();
-			List<string> gametype = new List<string>();
 			List<string> inputs = new List<string>();
-			List<string> md5 = new List<string>();
-			List<string> notcrc = new List<string>();
-			List<string> notgamename = new List<string>();
-			List<string> notgametype = new List<string>();
-			List<string> notmd5 = new List<string>();
-			List<string> notromname = new List<string>();
-			List<string> notromtype = new List<string>();
-			List<string> notsha1 = new List<string>();
-			List<string> notstatus = new List<string>();
-			List<string> romname = new List<string>();
-			List<string> romtype = new List<string>();
-			List<string> sha1 = new List<string>();
-			List<string> status = new List<string>();
 
 			// Get the first argument as a feature flag
 			string feature = args[0];
@@ -406,7 +388,7 @@ namespace SabreTools
 						break;
 					case "-nrun":
 					case "--not-run":
-						runnable = false;
+						filter.Runnable = false;
 						break;
 					case "-ns":
 					case "--noSHA1":
@@ -498,7 +480,7 @@ namespace SabreTools
 						break;
 					case "-run":
 					case "--runnable":
-						runnable = true;
+						filter.Runnable = true;
 						break;
 					case "-s":
 					case "--short":
@@ -591,7 +573,7 @@ namespace SabreTools
 						break;
 					case "-crc":
 					case "--crc":
-						crc.Add(args[++i]);
+						filter.CRCs.Add(args[++i]);
 						break;
 					case "-da":
 					case "--date":
@@ -642,11 +624,11 @@ namespace SabreTools
 						break;
 					case "-gn":
 					case "--game-name":
-						gamename.Add(args[++i]);
+						filter.GameNames.Add(args[++i]);
 						break;
 					case "-gt":
 					case "--game-type":
-						gametype.Add(args[++i]);
+						filter.MachineTypes |= Filter.GetMachneTypeFromString(args[++i], _logger);
 						break;
 					case "-gz":
 					case "--gz":
@@ -665,11 +647,11 @@ namespace SabreTools
 						break;
 					case "-is":
 					case "--status":
-						status.Add(args[++i]);
+						filter.ItemStatuses |= Filter.GetStatusFromString(args[++i], _logger);
 						break;
 					case "-md5":
 					case "--md5":
-						md5.Add(args[++i]);
+						filter.MD5s.Add(args[++i]);
 						break;
 					case "-mt":
 					case "--mt":
@@ -681,35 +663,35 @@ namespace SabreTools
 						break;
 					case "-ncrc":
 					case "--not-crc":
-						notcrc.Add(args[++i]);
+						filter.NotCRCs.Add(args[++i]);
 						break;
 					case "-ngn":
 					case "--not-game":
-						notgamename.Add(args[++i]);
+						filter.NotGameNames.Add(args[++i]);
 						break;
 					case "-ngt":
 					case "--not-gtype":
-						notgametype.Add(args[++i]);
+						filter.NotMachineTypes |= Filter.GetMachneTypeFromString(args[++i], _logger);
 						break;
 					case "-nis":
 					case "--not-status":
-						notstatus.Add(args[++i]);
+						filter.NotItemStatuses |= Filter.GetStatusFromString(args[++i], _logger);
 						break;
 					case "-nmd5":
 					case "--not-md5":
-						notmd5.Add(args[++i]);
+						filter.NotMD5s.Add(args[++i]);
 						break;
 					case "-nrn":
 					case "--not-rom":
-						notromname.Add(args[++i]);
+						filter.NotRomNames.Add(args[++i]);
 						break;
 					case "-nrt":
 					case "--not-type":
-						notromtype.Add(args[++i]);
+						filter.NotRomTypes.Add(args[++i]);
 						break;
 					case "-nsha1":
 					case "--not-sha1":
-						notsha1.Add(args[++i]);
+						filter.NotSHA1s.Add(args[++i]);
 						break;
 					case "-out":
 					case "--out":
@@ -740,7 +722,7 @@ namespace SabreTools
 						break;
 					case "-rn":
 					case "--rom-name":
-						romname.Add(args[++i]);
+						filter.RomNames.Add(args[++i]);
 						break;
 					case "-root":
 					case "--root":
@@ -748,23 +730,23 @@ namespace SabreTools
 						break;
 					case "-rt":
 					case "--rom-type":
-						romtype.Add(args[++i]);
+						filter.RomTypes.Add(args[++i]);
 						break;
 					case "-seq":
 					case "--equal":
-						seq = GetSizeFromString(args[++i]);
+						filter.SizeEqualTo = GetSizeFromString(args[++i]);
 						break;
 					case "-sgt":
 					case "--greater":
-						sgt = GetSizeFromString(args[++i]);
+						filter.SizeGreaterThanOrEqual = GetSizeFromString(args[++i]);
 						break;
 					case "-sha1":
 					case "--sha1":
-						sha1.Add(args[++i]);
+						filter.SHA1s.Add(args[++i]);
 						break;
 					case "-slt":
 					case "--less":
-						slt = GetSizeFromString(args[++i]);
+						filter.SizeLessThanOrEqual = GetSizeFromString(args[++i]);
 						break;
 					case "-t":
 					case "--temp":
@@ -825,7 +807,7 @@ namespace SabreTools
 									break;
 								case "-crc":
 								case "--crc":
-									crc.Add(split[1]);
+									filter.CRCs.Add(split[1]);
 									break;
 								case "-da":
 								case "--date":
@@ -875,11 +857,11 @@ namespace SabreTools
 									break;
 								case "-gn":
 								case "--game-name":
-									gamename.Add(split[1]);
+									filter.GameNames.Add(split[1]);
 									break;
 								case "-gt":
 								case "--game-type":
-									gametype.Add(split[1]);
+									filter.MachineTypes |= Filter.GetMachneTypeFromString(split[1], _logger);
 									break;
 								case "-gz":
 								case "--gz":
@@ -898,11 +880,11 @@ namespace SabreTools
 									break;
 								case "-is":
 								case "--status":
-									status.Add(split[1]);
+									filter.ItemStatuses |= Filter.GetStatusFromString(split[1], _logger);
 									break;
 								case "-md5":
 								case "--md5":
-									md5.Add(split[1]);
+									filter.MD5s.Add(split[1]);
 									break;
 								case "-mt":
 								case "--mt":
@@ -914,35 +896,35 @@ namespace SabreTools
 									break;
 								case "-ncrc":
 								case "--not-crc":
-									notcrc.Add(split[1]);
+									filter.NotCRCs.Add(split[i]);
 									break;
 								case "-ngn":
 								case "--not-game":
-									notgamename.Add(split[1]);
+									filter.NotGameNames.Add(split[1]);
 									break;
 								case "-ngt":
 								case "--not-gtype":
-									notgametype.Add(split[1]);
+									filter.NotMachineTypes |= Filter.GetMachneTypeFromString(split[1], _logger);
 									break;
 								case "-nis":
 								case "--not-status":
-									notstatus.Add(split[1]);
+									filter.NotItemStatuses |= Filter.GetStatusFromString(split[1], _logger);
 									break;
 								case "-nmd5":
 								case "--not-md5":
-									notmd5.Add(split[1]);
+									filter.NotMD5s.Add(split[1]);
 									break;
 								case "-nrn":
 								case "--not-rom":
-									notromname.Add(split[1]);
+									filter.NotRomNames.Add(split[1]);
 									break;
 								case "-nrt":
 								case "--not-type":
-									notromtype.Add(split[1]);
+									filter.NotRomTypes.Add(split[1]);
 									break;
 								case "-nsha1":
 								case "--not-sha1":
-									notsha1.Add(split[1]);
+									filter.NotSHA1s.Add(split[1]);
 									break;
 								case "-out":
 								case "--out":
@@ -977,27 +959,27 @@ namespace SabreTools
 									break;
 								case "-rn":
 								case "--rom-name":
-									romname.Add(split[1]);
+									filter.RomNames.Add(split[1]);
 									break;
 								case "-rt":
 								case "--rom-type":
-									romtype.Add(split[1]);
+									filter.RomTypes.Add(split[1]);
 									break;
 								case "-seq":
 								case "--equal":
-									seq = GetSizeFromString(split[1]);
+									filter.SizeEqualTo = GetSizeFromString(split[1]);
 									break;
 								case "-sgt":
 								case "--greater":
-									sgt = GetSizeFromString(split[1]);
+									filter.SizeGreaterThanOrEqual = GetSizeFromString(split[1]);
 									break;
 								case "-sha1":
 								case "--sha1":
-									sha1.Add(split[1]);
+									filter.SHA1s.Add(split[1]);
 									break;
 								case "-slt":
 								case "--less":
-									slt = GetSizeFromString(split[1]);
+									filter.SizeLessThanOrEqual = GetSizeFromString(split[1]);
 									break;
 								case "-t":
 								case "--temp":
@@ -1168,9 +1150,7 @@ namespace SabreTools
 				InitUpdate(inputs, filename, name, description, rootdir, category, version, date, author, email, homepage, url, comment, header,
 					superdat, forcemerge, forcend, forcepack, excludeOf, datFormat, usegame, prefix,
 					postfix, quotes, repext, addext, remext, datPrefix, romba, merge, diffMode, inplace, skip, removeDateFromAutomaticName,
-					gamename, romname, romtype, sgt, slt, seq, crc, md5, sha1, status, gametype,
-					notgamename, notromname, notromtype, notcrc, notmd5, notsha1, notstatus, notgametype, runnable,
-					splitType, trim, single, root, outDir, cleanGameNames, softlist, dedup, maxParallelism);
+					filter, splitType, trim, single, root, outDir, cleanGameNames, softlist, dedup, maxParallelism);
 			}
 
 			// If we're using the verifier