diff --git a/src/Builtin/Subjects.cs b/src/Builtin/Subjects.cs
index b866abd..40411ac 100644
--- a/src/Builtin/Subjects.cs
+++ b/src/Builtin/Subjects.cs
@@ -121,6 +121,19 @@
             s1 = combined.s1;
             return self.WhereFor<CombinedSubject<S0, S1>>(sourceGroup);
         }
+
+        public static EcsReadonlyGroup Where<S0, S1>(this EcsWorld self)
+            where S0 : EcsSubject
+            where S1 : EcsSubject
+        {
+            return self.Where<CombinedSubject<S0, S1>>();
+        }
+        public static EcsReadonlyGroup WhereFor<S0, S1>(this EcsWorld self, EcsReadonlyGroup sourceGroup)
+            where S0 : EcsSubject
+            where S1 : EcsSubject
+        {
+            return self.WhereFor<CombinedSubject<S0, S1>>(sourceGroup);
+        }
         #endregion
 
         #region Where 3
@@ -142,6 +155,21 @@
             s2 = combined.s2;
             return self.WhereFor<CombinedSubject<S0, S1, S2>>(sourceGroup);
         }
+
+        public static EcsReadonlyGroup Where<S0, S1, S2>(this EcsWorld self)
+            where S0 : EcsSubject
+            where S1 : EcsSubject
+            where S2 : EcsSubject
+        {
+            return self.Where<CombinedSubject<S0, S1, S2>>();
+        }
+        public static EcsReadonlyGroup WhereFor<S0, S1, S2>(this EcsWorld self, EcsReadonlyGroup sourceGroup)
+            where S0 : EcsSubject
+            where S1 : EcsSubject
+            where S2 : EcsSubject
+        {
+            return self.WhereFor<CombinedSubject<S0, S1, S2>>(sourceGroup);
+        }
         #endregion
 
         #region Where 4
@@ -166,6 +194,23 @@
             s3 = combined.s3;
             return self.WhereFor<CombinedSubject<S0, S1, S2, S3>>(sourceGroup);
         }
+
+        public static EcsReadonlyGroup Where<S0, S1, S2, S3>(this EcsWorld self)
+            where S0 : EcsSubject
+            where S1 : EcsSubject
+            where S2 : EcsSubject
+            where S3 : EcsSubject
+        {
+            return self.Where<CombinedSubject<S0, S1, S2, S3>>();
+        }
+        public static EcsReadonlyGroup WhereFor<S0, S1, S2, S3>(this EcsWorld self, EcsReadonlyGroup sourceGroup)
+            where S0 : EcsSubject
+            where S1 : EcsSubject
+            where S2 : EcsSubject
+            where S3 : EcsSubject
+        {
+            return self.WhereFor<CombinedSubject<S0, S1, S2, S3>>(sourceGroup);
+        }
         #endregion
 
         #region Where 5
@@ -193,6 +238,26 @@
             s4 = combined.s4;
             return self.WhereFor<CombinedSubject<S0, S1, S2, S3, S4>>(sourceGroup);
         }
+
+
+        public static EcsReadonlyGroup Where<S0, S1, S2, S3, S4>(this EcsWorld self)
+            where S0 : EcsSubject
+            where S1 : EcsSubject
+            where S2 : EcsSubject
+            where S3 : EcsSubject
+            where S4 : EcsSubject
+        {
+            return self.Where<CombinedSubject<S0, S1, S2, S3, S4>>();
+        }
+        public static EcsReadonlyGroup WhereFor<S0, S1, S2, S3, S4>(this EcsWorld self, EcsReadonlyGroup sourceGroup)
+            where S0 : EcsSubject
+            where S1 : EcsSubject
+            where S2 : EcsSubject
+            where S3 : EcsSubject
+            where S4 : EcsSubject
+        {
+            return self.WhereFor<CombinedSubject<S0, S1, S2, S3, S4>>(sourceGroup);
+        }
         #endregion
 
         #region Where 6
@@ -223,6 +288,28 @@
             s5 = combined.s5;
             return self.WhereFor<CombinedSubject<S0, S1, S2, S3, S4, S5>>(sourceGroup);
         }
+
+
+        public static EcsReadonlyGroup Where<S0, S1, S2, S3, S4, S5>(this EcsWorld self)
+            where S0 : EcsSubject
+            where S1 : EcsSubject
+            where S2 : EcsSubject
+            where S3 : EcsSubject
+            where S4 : EcsSubject
+            where S5 : EcsSubject
+        {
+            return self.Where<CombinedSubject<S0, S1, S2, S3, S4, S5>>();
+        }
+        public static EcsReadonlyGroup WhereFor<S0, S1, S2, S3, S4, S5>(this EcsWorld self, EcsReadonlyGroup sourceGroup)
+            where S0 : EcsSubject
+            where S1 : EcsSubject
+            where S2 : EcsSubject
+            where S3 : EcsSubject
+            where S4 : EcsSubject
+            where S5 : EcsSubject
+        {
+            return self.WhereFor<CombinedSubject<S0, S1, S2, S3, S4, S5>>(sourceGroup);
+        }
         #endregion
     }
 }