diff --git a/X10D.Unity.dll b/X10D.Unity.dll
index 6531073..567c37c 100644
Binary files a/X10D.Unity.dll and b/X10D.Unity.dll differ
diff --git a/X10D.dll b/X10D.dll
index 0dd2358..9098b8e 100644
Binary files a/X10D.dll and b/X10D.dll differ
diff --git a/X10D.xml b/X10D.xml
index 9ecb0d2..1bd9fcd 100644
--- a/X10D.xml
+++ b/X10D.xml
@@ -5856,6 +5856,19 @@
                 LINQ-inspired extension methods for <see cref="T:System.Collections.Generic.IEnumerable`1" />.
             </summary>
         </member>
+        <member name="M:X10D.Linq.EnumerableExtensions.ConcatOne``1(System.Collections.Generic.IEnumerable{``0},``0)">
+            <summary>
+                Concatenates a single value to the end of a sequence.
+            </summary>
+            <param name="source">The source sequence.</param>
+            <param name="value">The value to concatenate to the end of the source sequence.</param>
+            <typeparam name="TSource">The type of the elements in <paramref name="source" />.</typeparam>
+            <returns>
+                An <see cref="T:System.Collections.Generic.IEnumerable`1" /> that contains the concatenated elements of the input sequence, and the specified
+                value.
+            </returns>
+            <exception cref="T:System.ArgumentNullException"><paramref name="source" /> is <see langword="null" />.</exception>
+        </member>
         <member name="M:X10D.Linq.EnumerableExtensions.Except``1(System.Collections.Generic.IEnumerable{``0},``0)">
             <summary>
                 Filters a sequence of values by omitting elements that match a specified value.
@@ -9778,118 +9791,6 @@
                 <paramref name="destinationEncoding" /> is <see langword="null" />.
             </exception>
         </member>
-        <member name="M:X10D.Text.StringExtensions.ConcatIf(System.String,System.Boolean,System.String)">
-            <summary>
-                Appends a string to the current string if the specified condition evaluates to <see langword="true" />.
-            </summary>
-            <param name="value">The current string.</param>
-            <param name="condition">The condition to evaluate.</param>
-            <param name="appendValue">The string to append if the condition is true.</param>
-            <returns>The concatenated string.</returns>
-        </member>
-        <member name="M:X10D.Text.StringExtensions.ConcatIf(System.String,System.Func{System.Boolean},System.String)">
-            <summary>
-                Appends a string to the current string if the specified condition evaluates to <see langword="true" />.
-            </summary>
-            <param name="value">The current string.</param>
-            <param name="conditionFactory">The function that returns the condition to evaluate.</param>
-            <param name="appendValue">The string to append if the condition is true.</param>
-            <returns>The concatenated string.</returns>
-            <exception cref="T:System.ArgumentNullException"><paramref name="conditionFactory" /> is <see langword="null" />.</exception>
-        </member>
-        <member name="M:X10D.Text.StringExtensions.ConcatIf(System.String,System.Func{System.String,System.Boolean},System.String)">
-            <summary>
-                Appends a string to the current string if the specified condition evaluates to <see langword="true" />.
-            </summary>
-            <param name="value">The current string.</param>
-            <param name="conditionFactory">
-                The function that returns the condition to evaluate, with <paramref name="value" /> given as an argument.
-            </param>
-            <param name="appendValue">The string to append if the condition is true.</param>
-            <returns>The concatenated string.</returns>
-            <exception cref="T:System.ArgumentNullException"><paramref name="conditionFactory" /> is <see langword="null" />.</exception>
-        </member>
-        <member name="M:X10D.Text.StringExtensions.ConcatIf(System.String,System.Boolean,System.Func{System.String})">
-            <summary>
-                Appends a string to the current string if the specified condition evaluates to <see langword="true" />.
-            </summary>
-            <param name="value">The current string.</param>
-            <param name="condition">The condition to evaluate.</param>
-            <param name="valueFactory">The function that returns the string to append if the condition is true.</param>
-            <returns>The concatenated string.</returns>
-            <exception cref="T:System.ArgumentNullException"><paramref name="valueFactory" /> is <see langword="null" />.</exception>
-        </member>
-        <member name="M:X10D.Text.StringExtensions.ConcatIf(System.String,System.Boolean,System.Func{System.String,System.String})">
-            <summary>
-                Appends a string to the current string if the specified condition evaluates to <see langword="true" />.
-            </summary>
-            <param name="value">The current string.</param>
-            <param name="condition">The condition to evaluate.</param>
-            <param name="valueFactory">
-                The function that returns the string to append if the condition is true, with <paramref name="value" /> given as an
-                argument.
-            </param>
-            <returns>The concatenated string.</returns>
-            <exception cref="T:System.ArgumentNullException"><paramref name="valueFactory" /> is <see langword="null" />.</exception>
-        </member>
-        <member name="M:X10D.Text.StringExtensions.ConcatIf(System.String,System.Func{System.Boolean},System.Func{System.String})">
-            <summary>
-                Appends a string to the current string if the specified condition evaluates to <see langword="true" />.
-            </summary>
-            <param name="value">The current string.</param>
-            <param name="conditionFactory">The function that returns the condition to evaluate.</param>
-            <param name="valueFactory">The function that returns the string to append if the condition is true.</param>
-            <returns>The concatenated string.</returns>
-            <exception cref="T:System.ArgumentNullException">
-                <paramref name="conditionFactory" /> or <paramref name="valueFactory" /> is <see langword="null" />.
-            </exception>
-        </member>
-        <member name="M:X10D.Text.StringExtensions.ConcatIf(System.String,System.Func{System.Boolean},System.Func{System.String,System.String})">
-            <summary>
-                Appends a string to the current string if the specified condition evaluates to <see langword="true" />.
-            </summary>
-            <param name="value">The current string.</param>
-            <param name="conditionFactory">The function that returns the condition to evaluate.</param>
-            <param name="valueFactory">
-                The function that returns the string to append if the condition is true, with <paramref name="value" /> given as an
-                argument.
-            </param>
-            <returns>The concatenated string.</returns>
-            <exception cref="T:System.ArgumentNullException">
-                <paramref name="conditionFactory" /> or <paramref name="valueFactory" /> is <see langword="null" />.
-            </exception>
-        </member>
-        <member name="M:X10D.Text.StringExtensions.ConcatIf(System.String,System.Func{System.String,System.Boolean},System.Func{System.String})">
-            <summary>
-                Appends a string to the current string if the specified condition evaluates to <see langword="true" />.
-            </summary>
-            <param name="value">The current string.</param>
-            <param name="conditionFactory">
-                The function that returns the condition to evaluate, with <paramref name="value" /> given as an argument.
-            </param>
-            <param name="valueFactory">The function that returns the string to append if the condition is true.</param>
-            <returns>The concatenated string.</returns>
-            <exception cref="T:System.ArgumentNullException">
-                <paramref name="conditionFactory" /> or <paramref name="valueFactory" /> is <see langword="null" />.
-            </exception>
-        </member>
-        <member name="M:X10D.Text.StringExtensions.ConcatIf(System.String,System.Func{System.String,System.Boolean},System.Func{System.String,System.String})">
-            <summary>
-                Appends a string to the current string if the specified condition evaluates to <see langword="true" />.
-            </summary>
-            <param name="value">The current string.</param>
-            <param name="conditionFactory">
-                The function that returns the condition to evaluate, with <paramref name="value" /> given as an argument.
-            </param>
-            <param name="valueFactory">
-                The function that returns the string to append if the condition is true, with <paramref name="value" /> given as an
-                argument.
-            </param>
-            <returns>The concatenated string.</returns>
-            <exception cref="T:System.ArgumentNullException">
-                <paramref name="conditionFactory" /> or <paramref name="valueFactory" /> is <see langword="null" />.
-            </exception>
-        </member>
         <member name="M:X10D.Text.StringExtensions.CountSubstring(System.Span{System.Char},System.Char)">
             <summary>
                 Counts the occurrences of a character within the current character span.
diff --git a/package.json b/package.json
index 5854cdb..381fc81 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "url": "https://oliverbooth.dev"
   },
   "displayName": "X10D",
-  "version": "4.0.0-nightly.236",
+  "version": "3.2.1-nightly.237",
   "unity": "2021.3",
   "description": "Extension methods on crack",
   "keywords": [