diff --git a/doc/source/classes/class_behaviortree.rst b/doc/source/classes/class_behaviortree.rst
index acd2ad9..e6fc70f 100644
--- a/doc/source/classes/class_behaviortree.rst
+++ b/doc/source/classes/class_behaviortree.rst
@@ -114,9 +114,7 @@ Makes a copy of the BehaviorTree resource.
 
 void **copy_other** **(** :ref:`BehaviorTree<class_BehaviorTree>` p_other **)**
 
-.. container:: contribute
-
-	There is currently no description for this method. Please help us by :ref:`contributing one <doc_updating_the_class_reference>`!
+Become a copy of another behavior tree.
 
 .. rst-class:: classref-item-separator
 
diff --git a/doc/source/classes/class_btcallmethod.rst b/doc/source/classes/class_btcallmethod.rst
index 2ebd334..231f27f 100644
--- a/doc/source/classes/class_btcallmethod.rst
+++ b/doc/source/classes/class_btcallmethod.rst
@@ -31,15 +31,17 @@ Properties
 .. table::
    :widths: auto
 
-   +-----------------------------+---------------------------------------------------------------------------+-----------+
-   | Array                       | :ref:`args<class_BTCallMethod_property_args>`                             | ``[]``    |
-   +-----------------------------+---------------------------------------------------------------------------+-----------+
-   | bool                        | :ref:`args_include_delta<class_BTCallMethod_property_args_include_delta>` | ``false`` |
-   +-----------------------------+---------------------------------------------------------------------------+-----------+
-   | StringName                  | :ref:`method<class_BTCallMethod_property_method>`                         | ``&""``   |
-   +-----------------------------+---------------------------------------------------------------------------+-----------+
-   | :ref:`BBNode<class_BBNode>` | :ref:`node<class_BTCallMethod_property_node>`                             |           |
-   +-----------------------------+---------------------------------------------------------------------------+-----------+
+   +-------------------------------------+---------------------------------------------------------------------------+-----------+
+   | :ref:`BBVariant[]<class_BBVariant>` | :ref:`args<class_BTCallMethod_property_args>`                             | ``[]``    |
+   +-------------------------------------+---------------------------------------------------------------------------+-----------+
+   | bool                                | :ref:`args_include_delta<class_BTCallMethod_property_args_include_delta>` | ``false`` |
+   +-------------------------------------+---------------------------------------------------------------------------+-----------+
+   | StringName                          | :ref:`method<class_BTCallMethod_property_method>`                         | ``&""``   |
+   +-------------------------------------+---------------------------------------------------------------------------+-----------+
+   | :ref:`BBNode<class_BBNode>`         | :ref:`node<class_BTCallMethod_property_node>`                             |           |
+   +-------------------------------------+---------------------------------------------------------------------------+-----------+
+   | String                              | :ref:`result_var<class_BTCallMethod_property_result_var>`                 | ``""``    |
+   +-------------------------------------+---------------------------------------------------------------------------+-----------+
 
 .. rst-class:: classref-section-separator
 
@@ -54,12 +56,12 @@ Property Descriptions
 
 .. rst-class:: classref-property
 
-Array **args** = ``[]``
+:ref:`BBVariant[]<class_BBVariant>` **args** = ``[]``
 
 .. rst-class:: classref-property-setget
 
-- void **set_args** **(** Array value **)**
-- Array **get_args** **(** **)**
+- void **set_args** **(** :ref:`BBVariant[]<class_BBVariant>` value **)**
+- :ref:`BBVariant[]<class_BBVariant>` **get_args** **(** **)**
 
 The arguments to be passed when calling the method.
 
@@ -114,6 +116,23 @@ The name of the method to be called.
 
 Specifies the ``Node`` or ``Object`` instance containing the method to be called.
 
+.. rst-class:: classref-item-separator
+
+----
+
+.. _class_BTCallMethod_property_result_var:
+
+.. rst-class:: classref-property
+
+String **result_var** = ``""``
+
+.. rst-class:: classref-property-setget
+
+- void **set_result_var** **(** String value **)**
+- String **get_result_var** **(** **)**
+
+if non-empty, assign the result of the method call to the blackboard variable specified by this property.
+
 .. |virtual| replace:: :abbr:`virtual (This method should typically be overridden by the user to have any effect.)`
 .. |const| replace:: :abbr:`const (This method has no side effects. It doesn't modify any of the instance's member variables.)`
 .. |vararg| replace:: :abbr:`vararg (This method accepts any number of arguments after the ones described here.)`
diff --git a/doc/source/classes/class_bttask.rst b/doc/source/classes/class_bttask.rst
index 53c42c7..ecd8bf6 100644
--- a/doc/source/classes/class_bttask.rst
+++ b/doc/source/classes/class_bttask.rst
@@ -64,7 +64,7 @@ Methods
    +-------------------------------+------------------------------------------------------------------------------------------------------------------------------+
    | String                        | :ref:`_generate_name<class_BTTask_private_method__generate_name>` **(** **)** |virtual| |const|                              |
    +-------------------------------+------------------------------------------------------------------------------------------------------------------------------+
-   | PackedStringArray             | :ref:`_get_configuration_warning<class_BTTask_private_method__get_configuration_warning>` **(** **)** |virtual| |const|      |
+   | PackedStringArray             | :ref:`_get_configuration_warnings<class_BTTask_private_method__get_configuration_warnings>` **(** **)** |virtual| |const|    |
    +-------------------------------+------------------------------------------------------------------------------------------------------------------------------+
    | void                          | :ref:`_setup<class_BTTask_private_method__setup>` **(** **)** |virtual|                                                      |
    +-------------------------------+------------------------------------------------------------------------------------------------------------------------------+
@@ -249,11 +249,11 @@ Called to generate a display name for the task unless :ref:`custom_name<class_BT
 
 ----
 
-.. _class_BTTask_private_method__get_configuration_warning:
+.. _class_BTTask_private_method__get_configuration_warnings:
 
 .. rst-class:: classref-method
 
-PackedStringArray **_get_configuration_warning** **(** **)** |virtual| |const|
+PackedStringArray **_get_configuration_warnings** **(** **)** |virtual| |const|
 
 The string returned by this method is shown as a warning message in the behavior tree editor. Any task script that overrides this method must include ``@tool`` annotation at the top of the file.
 
diff --git a/doc_classes/BTCallMethod.xml b/doc_classes/BTCallMethod.xml
index a073b5e..66e8656 100644
--- a/doc_classes/BTCallMethod.xml
+++ b/doc_classes/BTCallMethod.xml
@@ -10,7 +10,7 @@
 	<tutorials>
 	</tutorials>
 	<members>
-		<member name="args" type="Array" setter="set_args" getter="get_args" default="[]">
+		<member name="args" type="BBVariant[]" setter="set_args" getter="get_args" default="[]">
 			The arguments to be passed when calling the method.
 		</member>
 		<member name="args_include_delta" type="bool" setter="set_include_delta" getter="is_delta_included" default="false">
@@ -22,5 +22,8 @@
 		<member name="node" type="BBNode" setter="set_node_param" getter="get_node_param">
 			Specifies the [Node] or [Object] instance containing the method to be called.
 		</member>
+		<member name="result_var" type="String" setter="set_result_var" getter="get_result_var" default="&quot;&quot;">
+			if non-empty, assign the result of the method call to the blackboard variable specified by this property.
+		</member>
 	</members>
 </class>
diff --git a/doc_classes/BTTask.xml b/doc_classes/BTTask.xml
index 59dc1e3..07543e8 100644
--- a/doc_classes/BTTask.xml
+++ b/doc_classes/BTTask.xml
@@ -31,7 +31,7 @@
 				Called to generate a display name for the task unless [member custom_name] is set. See [method get_task_name].
 			</description>
 		</method>
-		<method name="_get_configuration_warning" qualifiers="virtual const">
+		<method name="_get_configuration_warnings" qualifiers="virtual const">
 			<return type="PackedStringArray" />
 			<description>
 				The string returned by this method is shown as a warning message in the behavior tree editor. Any task script that overrides this method must include [code]@tool[/code] annotation at the top of the file.
@@ -126,7 +126,7 @@
 				Returns the root task of the behavior tree.
 			</description>
 		</method>
-		<method name="get_task_name" qualifiers="const">
+		<method name="get_task_name">
 			<return type="String" />
 			<description>
 				The string returned by this method is used to represent the task in the editor.
@@ -169,7 +169,7 @@
 				Returns [code]null[/code] if this task has no parent or it is the last child in the parent's children list.
 			</description>
 		</method>
-		<method name="print_tree" qualifiers="const">
+		<method name="print_tree">
 			<return type="void" />
 			<param index="0" name="p_initial_tabs" type="int" default="0" />
 			<description>
diff --git a/doc_classes/BehaviorTree.xml b/doc_classes/BehaviorTree.xml
index eb25025..958c4c5 100644
--- a/doc_classes/BehaviorTree.xml
+++ b/doc_classes/BehaviorTree.xml
@@ -21,6 +21,13 @@
 				Makes a copy of the BehaviorTree resource.
 			</description>
 		</method>
+		<method name="copy_other">
+			<return type="void" />
+			<param index="0" name="p_other" type="BehaviorTree" />
+			<description>
+				Become a copy of another behavior tree.
+			</description>
+		</method>
 		<method name="get_root_task" qualifiers="const">
 			<return type="BTTask" />
 			<description>
diff --git a/gdextension/update_rst.sh b/gdextension/update_rst.sh
new file mode 100755
index 0000000..018a552
--- /dev/null
+++ b/gdextension/update_rst.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+usage () { echo -e "Usage: Call from the Godot source root to update LimboAI rst class documentation."; }
+msg () {  echo -e "$@"; }
+
+set -e
+
+if [ ! -d "${PWD}/modules/limboai" ]; then
+    usage
+    exit 1
+fi
+
+rm -rf /tmp/rst
+./doc/tools/make_rst.py --output /tmp/rst doc/tools doc/classes/@GlobalScope.xml modules/limboai/doc_classes || /bin/true
+msg Removing old rst class documentation...
+rm ./modules/limboai/doc/source/classes/class_*
+msg Copying new rst class documentation...
+cp -r -f /tmp/rst/class_* modules/limboai/doc/source/classes/
+msg Cleaning up...
+rm modules/limboai/doc/source/classes/class_@globalscope.rst
+msg Done!