diff --git a/src/Collections/EcsSpan.cs b/src/Collections/EcsSpan.cs
index f70910d..d7fc288 100644
--- a/src/Collections/EcsSpan.cs
+++ b/src/Collections/EcsSpan.cs
@@ -252,8 +252,12 @@ namespace DCFApixels.DragonECS
         #endregion
 
         #region operators
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static bool operator ==(EcsLongsSpan left, EcsLongsSpan right) { return left._source == right._source; }
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static bool operator !=(EcsLongsSpan left, EcsLongsSpan right) { return left._source != right._source; }
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static implicit operator EcsSpan(EcsLongsSpan a) { return a.ToSpan(); }
         #endregion
 
         #region Enumerator
@@ -296,8 +300,6 @@ namespace DCFApixels.DragonECS
         [EditorBrowsable(EditorBrowsableState.Never)]
         public override int GetHashCode() { throw new NotSupportedException(); }
 #pragma warning restore CS0809 // Устаревший член переопределяет неустаревший член
-        [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        public static implicit operator EcsSpan(EcsLongsSpan a) { return a.ToSpan(); }
         #endregion
     }
 }
\ No newline at end of file
diff --git a/src/DebugUtils/EcsDebug.cs b/src/DebugUtils/EcsDebug.cs
index 172c63a..050f3f4 100644
--- a/src/DebugUtils/EcsDebug.cs
+++ b/src/DebugUtils/EcsDebug.cs
@@ -370,6 +370,8 @@ namespace DCFApixels.DragonECS
         private MarkerData[] _stopwatchs = new MarkerData[64];
         private char[] _buffer = new char[128];
 
+        private object _lock = new object();
+
         public DefaultDebugService()
         {
             Console.ForegroundColor = ConsoleColor.White;
@@ -406,11 +408,14 @@ namespace DCFApixels.DragonECS
         }
         public sealed override void Break()
         {
-            var color = Console.ForegroundColor;
-            Console.ForegroundColor = ConsoleColor.Cyan;
-            Console.WriteLine("Press Enter to сontinue.");
-            Console.ReadKey();
-            Console.ForegroundColor = color;
+            lock (_lock)
+            {
+                var color = Console.ForegroundColor;
+                Console.ForegroundColor = ConsoleColor.Cyan;
+                Console.WriteLine("Press Enter to сontinue.");
+                Console.ForegroundColor = color;
+                Console.ReadKey();
+            }
         }
 
         public sealed override void ProfilerMarkBegin(int id)
diff --git a/src/EcsAspect.cs b/src/EcsAspect.cs
index 7589aef..dc11329 100644
--- a/src/EcsAspect.cs
+++ b/src/EcsAspect.cs
@@ -165,23 +165,6 @@ namespace DCFApixels.DragonECS
                 return _world.GetPoolInstance<TPool>();
             }
 
-            public void Include<T>()
-            {
-                IncludeImplicit(typeof(T));
-            }
-            public void Exclude<T>()
-            {
-                ExcludeImplicit(typeof(T));
-            }
-            public void Include(Type type)
-            {
-                IncludeImplicit(type);
-            }
-            public void Exclude(Type type)
-            {
-                ExcludeImplicit(type);
-            }
-
             private void IncludeImplicit(Type type)
             {
                 _maskBuilder.Inc(type);
diff --git a/src/EcsMask.cs b/src/EcsMask.cs
index 550b64a..94b2c8d 100644
--- a/src/EcsMask.cs
+++ b/src/EcsMask.cs
@@ -11,11 +11,15 @@ using Unity.IL2CPP.CompilerServices;
 
 namespace DCFApixels.DragonECS
 {
+    public interface IEcsComponentMask
+    {
+        EcsMask ToMask(EcsWorld world);
+    }
 #if ENABLE_IL2CPP
     [Il2CppSetOption (Option.NullChecks, false)]
     [Il2CppSetOption(Option.ArrayBoundsChecks, false)]
 #endif
-    public sealed class EcsStaticMask : IEquatable<EcsStaticMask>
+    public sealed class EcsStaticMask : IEquatable<EcsStaticMask>, IEcsComponentMask
     {
         private static ConcurrentDictionary<Key, EcsStaticMask> _ids = new ConcurrentDictionary<Key, EcsStaticMask>();
         private static IdDispenser _idDIspenser = new IdDispenser(nullID: 0);
@@ -187,7 +191,7 @@ namespace DCFApixels.DragonECS
     [Il2CppSetOption(Option.ArrayBoundsChecks, false)]
 #endif
     [DebuggerTypeProxy(typeof(DebuggerProxy))]
-    public sealed class EcsMask : IEquatable<EcsMask>
+    public sealed class EcsMask : IEquatable<EcsMask>, IEcsComponentMask
     {
         internal readonly int _id;
         internal readonly short _worldID;
@@ -398,6 +402,7 @@ namespace DCFApixels.DragonECS
         #endregion
 
         #region Other
+        EcsMask IEcsComponentMask.ToMask(EcsWorld world) { return this; }
         public EcsMaskIterator GetIterator()
         {
             if (_iterator == null)
@@ -1001,7 +1006,9 @@ namespace DCFApixels.DragonECS
                 private ReadOnlySpan<int>.Enumerator _span;
                 private readonly int[] _entityComponentMasks;
 
+                [ThreadStatic]
                 private static EcsMaskChunck* _preSortedIncBuffer;
+                [ThreadStatic]
                 private static EcsMaskChunck* _preSortedExcBuffer;
 
                 private UnsafeArray<EcsMaskChunck> _sortIncChunckBuffer;
diff --git a/src/EcsWorld.cs b/src/EcsWorld.cs
index e550948..ed96818 100644
--- a/src/EcsWorld.cs
+++ b/src/EcsWorld.cs
@@ -72,6 +72,10 @@ namespace DCFApixels.DragonECS
         private List<IEcsEntityEventListener> _entityListeners = new List<IEcsEntityEventListener>();
 
         #region Properties
+        EcsWorld IEntityStorage.World
+        {
+            get { return this; }
+        }
         public IConfigContainer Configs
         {
             [MethodImpl(MethodImplOptions.AggressiveInlining)]
diff --git a/src/Executors/EcsQueryExecutor.cs b/src/Executors/EcsQueryExecutor.cs
index c046794..0e7ee76 100644
--- a/src/Executors/EcsQueryExecutor.cs
+++ b/src/Executors/EcsQueryExecutor.cs
@@ -7,30 +7,18 @@ namespace DCFApixels.DragonECS
     public partial class EcsWorld
     {
         private readonly Dictionary<(Type, object), EcsQueryExecutor> _executorCoures = new Dictionary<(Type, object), EcsQueryExecutor>(256);
-        public TExecutor GetExecutor<TExecutor>(EcsMask mask)
+        public TExecutor GetExecutor<TExecutor>(IEcsComponentMask mask)
             where TExecutor : EcsQueryExecutor, new()
         {
             var coreType = typeof(TExecutor);
             if (_executorCoures.TryGetValue((coreType, mask), out EcsQueryExecutor core) == false)
             {
                 core = new TExecutor();
-                core.Initialize(this, mask);
+                core.Initialize(this, mask.ToMask(this));
                 _executorCoures.Add((coreType, mask), core);
             }
             return (TExecutor)core;
         }
-        public TExecutorCore GetExecutor<TExecutorCore>(EcsStaticMask staticMask)
-            where TExecutorCore : EcsQueryExecutor, new()
-        {
-            var coreType = typeof(TExecutorCore);
-            if (_executorCoures.TryGetValue((coreType, staticMask), out EcsQueryExecutor core) == false)
-            {
-                core = new TExecutorCore();
-                core.Initialize(this, staticMask.ToMask(this));
-                _executorCoures.Add((coreType, staticMask), core);
-            }
-            return (TExecutorCore)core;
-        }
     }
     public abstract class EcsQueryExecutor
     {
diff --git a/src/Executors/Queries.cs b/src/Executors/Queries.cs
index 98069c6..bce01fb 100644
--- a/src/Executors/Queries.cs
+++ b/src/Executors/Queries.cs
@@ -5,6 +5,7 @@ namespace DCFApixels.DragonECS
 {
     public interface IEntityStorage
     {
+        EcsWorld World { get; }
         EcsSpan ToSpan();
     }
     public static class Queries
@@ -14,6 +15,11 @@ namespace DCFApixels.DragonECS
             where TAspect : EcsAspect, new()
             where TCollection : IEntityStorage
         {
+            if(ReferenceEquals(entities, entities.World))
+            {
+                entities.World.GetQueryCache(out EcsWhereExecutor executor, out aspect);
+                return executor.Execute();
+            }
             return entities.ToSpan().Where(out aspect);
         }
         public static EcsSpan Where<TAspect>(this EcsReadonlyGroup group, out TAspect aspect)
@@ -24,38 +30,27 @@ namespace DCFApixels.DragonECS
         public static EcsSpan Where<TAspect>(this EcsSpan span, out TAspect aspect)
             where TAspect : EcsAspect, new()
         {
-            EcsWorld world = span.World;
-            world.GetQueryCache(out EcsWhereExecutor executor, out aspect);
+            span.World.GetQueryCache(out EcsWhereExecutor executor, out aspect);
             return executor.ExecuteFor(span);
         }
-        public static EcsSpan Where<TCollection>(this TCollection entities, EcsStaticMask mask)
+
+        public static EcsSpan Where<TCollection>(this TCollection entities, IEcsComponentMask mask)
             where TCollection : IEntityStorage
         {
+            if (ReferenceEquals(entities, entities.World))
+            {
+                var executor = entities.World.GetExecutor<EcsWhereExecutor>(mask);
+                return executor.Execute();
+            }
             return entities.ToSpan().Where(mask);
         }
-        public static EcsSpan Where(this EcsReadonlyGroup group, EcsStaticMask mask)
+        public static EcsSpan Where(this EcsReadonlyGroup group, IEcsComponentMask mask)
         {
             return group.ToSpan().Where(mask);
         }
-        public static EcsSpan Where(this EcsSpan span, EcsStaticMask mask)
+        public static EcsSpan Where(this EcsSpan span, IEcsComponentMask mask)
         {
-            EcsWorld world = span.World;
-            var executor = world.GetExecutor<EcsWhereExecutor>(mask);
-            return executor.ExecuteFor(span);
-        }
-        public static EcsSpan Where<TCollection>(this TCollection entities, EcsMask mask)
-            where TCollection : IEntityStorage
-        {
-            return entities.ToSpan().Where(mask);
-        }
-        public static EcsSpan Where(this EcsReadonlyGroup group, EcsMask mask)
-        {
-            return group.ToSpan().Where(mask);
-        }
-        public static EcsSpan Where(this EcsSpan span, EcsMask mask)
-        {
-            EcsWorld world = span.World;
-            var executor = world.GetExecutor<EcsWhereExecutor>(mask);
+            var executor = span.World.GetExecutor<EcsWhereExecutor>(mask);
             return executor.ExecuteFor(span);
         }
         #endregion
@@ -65,6 +60,11 @@ namespace DCFApixels.DragonECS
             where TAspect : EcsAspect, new()
             where TCollection : IEntityStorage
         {
+            if (ReferenceEquals(entities, entities.World))
+            {
+                entities.World.GetQueryCache(out EcsWhereExecutor executor, out aspect);
+                return executor.Execute(comparison);
+            }
             return entities.ToSpan().Where(out aspect, comparison);
         }
         public static EcsSpan Where<TAspect>(this EcsReadonlyGroup group, out TAspect aspect, Comparison<int> comparison)
@@ -75,40 +75,29 @@ namespace DCFApixels.DragonECS
         public static EcsSpan Where<TAspect>(this EcsSpan span, out TAspect aspect, Comparison<int> comparison)
             where TAspect : EcsAspect, new()
         {
-            EcsWorld world = span.World;
-            world.GetQueryCache(out EcsWhereExecutor executor, out aspect);
+            span.World.GetQueryCache(out EcsWhereExecutor executor, out aspect);
             return executor.ExecuteFor(span, comparison);
         }
-        public static EcsSpan Where<TCollection>(this TCollection entities, EcsStaticMask mask, Comparison<int> comparison)
+
+        public static EcsSpan Where<TCollection>(this TCollection entities, IEcsComponentMask mask, Comparison<int> comparison)
             where TCollection : IEntityStorage
         {
+            if (ReferenceEquals(entities, entities.World))
+            {
+                EcsWhereExecutor executor = entities.World.GetExecutor<EcsWhereExecutor>(mask);
+                return executor.Execute(comparison);
+            }
             return entities.ToSpan().Where(mask, comparison);
         }
-        public static EcsSpan Where(this EcsReadonlyGroup group, EcsStaticMask mask, Comparison<int> comparison)
+        public static EcsSpan Where(this EcsReadonlyGroup group, IEcsComponentMask mask, Comparison<int> comparison)
         {
             return group.ToSpan().Where(mask, comparison);
         }
-        public static EcsSpan Where(this EcsSpan span, EcsStaticMask mask, Comparison<int> comparison)
+        public static EcsSpan Where(this EcsSpan span, IEcsComponentMask mask, Comparison<int> comparison)
         {
-            EcsWorld world = span.World;
-            var executor = world.GetExecutor<EcsWhereExecutor>(mask);
+            var executor = span.World.GetExecutor<EcsWhereExecutor>(mask);
             return executor.ExecuteFor(span);
         }
-        public static EcsSpan Where<TCollection>(this TCollection entities, EcsMask mask, Comparison<int> comparison)
-            where TCollection : IEntityStorage
-        {
-            return entities.ToSpan().Where(mask, comparison);
-        }
-        public static EcsSpan Where(this EcsReadonlyGroup group, EcsMask mask, Comparison<int> comparison)
-        {
-            return group.ToSpan().Where(mask, comparison);
-        }
-        public static EcsSpan Where(this EcsSpan span, EcsMask mask, Comparison<int> comparison)
-        {
-            EcsWorld world = span.World;
-            var executor = world.GetExecutor<EcsWhereExecutor>(mask);
-            return executor.ExecuteFor(span, comparison);
-        }
         #endregion
 
         #region WhereToGroup
@@ -116,6 +105,11 @@ namespace DCFApixels.DragonECS
             where TAspect : EcsAspect, new()
             where TCollection : IEntityStorage
         {
+            if (ReferenceEquals(entities, entities.World))
+            {
+                entities.World.GetQueryCache(out EcsWhereToGroupExecutor executor, out aspect);
+                return executor.Execute();
+            }
             return entities.ToSpan().WhereToGroup(out aspect);
         }
         public static EcsReadonlyGroup WhereToGroup<TAspect>(this EcsReadonlyGroup group, out TAspect aspect)
@@ -126,39 +120,27 @@ namespace DCFApixels.DragonECS
         public static EcsReadonlyGroup WhereToGroup<TAspect>(this EcsSpan span, out TAspect aspect)
             where TAspect : EcsAspect, new()
         {
-            EcsWorld world = span.World;
-            world.GetQueryCache(out EcsWhereToGroupExecutor executor, out aspect);
-            return executor.ExecuteFor(span);
-        }
-        public static EcsReadonlyGroup WhereToGroup<TCollection>(this TCollection entities, EcsStaticMask mask)
-            where TCollection : IEntityStorage
-        {
-            return entities.ToSpan().WhereToGroup(mask);
-        }
-        public static EcsReadonlyGroup WhereToGroup(this EcsReadonlyGroup group, EcsStaticMask mask)
-        {
-            return group.ToSpan().WhereToGroup(mask);
-        }
-        public static EcsReadonlyGroup WhereToGroup(this EcsSpan span, EcsStaticMask mask)
-        {
-            EcsWorld world = span.World;
-            var executor = world.GetExecutor<EcsWhereToGroupExecutor>(mask);
+            span.World.GetQueryCache(out EcsWhereToGroupExecutor executor, out aspect);
             return executor.ExecuteFor(span);
         }
 
-        public static EcsReadonlyGroup WhereToGroup<TCollection>(this TCollection entities, EcsMask mask)
+        public static EcsReadonlyGroup WhereToGroup<TCollection>(this TCollection entities, IEcsComponentMask mask)
             where TCollection : IEntityStorage
         {
+            if (ReferenceEquals(entities, entities.World))
+            {
+                EcsWhereToGroupExecutor executor = entities.World.GetExecutor<EcsWhereToGroupExecutor>(mask);
+                return executor.Execute();
+            }
             return entities.ToSpan().WhereToGroup(mask);
         }
-        public static EcsReadonlyGroup WhereToGroup(this EcsReadonlyGroup group, EcsMask mask)
+        public static EcsReadonlyGroup WhereToGroup(this EcsReadonlyGroup group, IEcsComponentMask mask)
         {
             return group.ToSpan().WhereToGroup(mask);
         }
-        public static EcsReadonlyGroup WhereToGroup(this EcsSpan span, EcsMask mask)
+        public static EcsReadonlyGroup WhereToGroup(this EcsSpan span, IEcsComponentMask mask)
         {
-            EcsWorld world = span.World;
-            var executor = world.GetExecutor<EcsWhereToGroupExecutor>(mask);
+            var executor = span.World.GetExecutor<EcsWhereToGroupExecutor>(mask);
             return executor.ExecuteFor(span);
         }
         #endregion