diff --git a/addons/block_code/code_generation/block_definition.gd b/addons/block_code/code_generation/block_definition.gd
index b9a72e82..5bfbc794 100644
--- a/addons/block_code/code_generation/block_definition.gd
+++ b/addons/block_code/code_generation/block_definition.gd
@@ -28,6 +28,8 @@ const FORMAT_STRING_PATTERN = "\\[(?<out_parameter>[^\\]]+)\\]|\\{const (?<const
 ## Empty except for blocks that have a defined scope
 @export var scope: String
 
+@export var is_advanced: bool
+
 @export var extension_script: GDScript
 
 static var _display_template_regex := RegEx.create_from_string(FORMAT_STRING_PATTERN)
@@ -46,6 +48,7 @@ func _init(
 	p_signal_name: String = "",
 	p_scope: String = "",
 	p_extension_script: GDScript = null,
+	p_is_advanced: bool = false,
 ):
 	name = p_name
 	target_node_class = p_target_node_class
@@ -59,6 +62,7 @@ func _init(
 	signal_name = p_signal_name
 	scope = p_scope
 	extension_script = p_extension_script
+	is_advanced = p_is_advanced
 
 
 func create_block_extension() -> BlockExtension:
diff --git a/addons/block_code/ui/main_panel.gd b/addons/block_code/ui/main_panel.gd
index e276107d..cdc8e8f7 100644
--- a/addons/block_code/ui/main_panel.gd
+++ b/addons/block_code/ui/main_panel.gd
@@ -86,6 +86,11 @@ func _on_delete_node_button_pressed():
 	dialog.connect("confirmed", _on_delete_dialog_confirmed.bind(_context.block_code_node))
 
 
+func _on_advanced_checkbox_toggled(is_advanced: bool):
+	_picker.set_advanced(is_advanced)
+	_picker.reload_blocks()
+
+
 func _on_delete_dialog_confirmed(block_code_node: BlockCode):
 	var parent_node = block_code_node.get_parent()
 
diff --git a/addons/block_code/ui/main_panel.tscn b/addons/block_code/ui/main_panel.tscn
index 78520466..838ee3fe 100644
--- a/addons/block_code/ui/main_panel.tscn
+++ b/addons/block_code/ui/main_panel.tscn
@@ -60,6 +60,10 @@ unique_name_in_owner = true
 layout_mode = 2
 size_flags_horizontal = 3
 
+[node name="AdvancedCheckBox" type="CheckBox" parent="MarginContainer/HBoxContainer/ScriptVBox/HBoxContainer"]
+layout_mode = 2
+text = "Advanced"
+
 [node name="ShowScriptButton" type="Button" parent="MarginContainer/HBoxContainer/ScriptVBox/HBoxContainer"]
 layout_mode = 2
 size_flags_horizontal = 0
@@ -119,6 +123,7 @@ block_canvas_path = NodePath("../PickerSplit/MarginContainer/VBoxContainer/Block
 
 [connection signal="pressed" from="MarginContainer/HBoxContainer/ScriptVBox/HBoxContainer/ShowScriptButton" to="." method="_on_show_script_button_pressed"]
 [connection signal="pressed" from="MarginContainer/HBoxContainer/ScriptVBox/HBoxContainer/DeleteNodeButton" to="." method="_on_delete_node_button_pressed"]
+[connection signal="toggled" from="MarginContainer/HBoxContainer/ScriptVBox/HBoxContainer/AdvancedCheckBox" to="." method="_on_advanced_checkbox_toggled"]
 [connection signal="add_block_code" from="MarginContainer/HBoxContainer/ScriptVBox/MarginContainer/PickerSplit/MarginContainer/VBoxContainer/BlockCanvas" to="." method="_on_block_canvas_add_block_code"]
 [connection signal="open_scene" from="MarginContainer/HBoxContainer/ScriptVBox/MarginContainer/PickerSplit/MarginContainer/VBoxContainer/BlockCanvas" to="." method="_on_block_canvas_open_scene"]
 [connection signal="replace_block_code" from="MarginContainer/HBoxContainer/ScriptVBox/MarginContainer/PickerSplit/MarginContainer/VBoxContainer/BlockCanvas" to="." method="_on_block_canvas_replace_block_code"]
diff --git a/addons/block_code/ui/picker/picker.gd b/addons/block_code/ui/picker/picker.gd
index 8d061d82..22783a44 100644
--- a/addons/block_code/ui/picker/picker.gd
+++ b/addons/block_code/ui/picker/picker.gd
@@ -38,6 +38,7 @@ var scroll_tween: Tween
 
 var _category_buttons: Dictionary  # String, BlockCategoryButton
 var _category_displays: Dictionary  # String, BlockCategoryDisplay
+var _advanced_mode: bool = false
 
 
 func _ready() -> void:
@@ -74,6 +75,10 @@ func _update_block_components():
 
 	for category in block_categories:
 		var block_definitions := _context.block_script.get_blocks_in_category(category)
+
+		if not _advanced_mode:
+			block_definitions = block_definitions.filter(func(definition): return not definition.is_advanced)
+
 		var order_override = CATEGORY_ORDER_OVERRIDE.get(category.name)
 		if order_override:
 			block_definitions.sort_custom(_sort_blocks_by_list_order.bind(order_override))
@@ -136,3 +141,8 @@ func _category_selected(category_name: String):
 
 func set_collapsed(collapsed: bool):
 	_widget_container.visible = not collapsed
+
+
+func set_advanced(advanced: bool):
+	_advanced_mode = advanced
+	reload_blocks()