Display every assigned action button

godot/Scripts/Hub.gd

@@ -41,7 +41,7 @@ func _unhandled_input(event):
 		if event.is_action("ui_accept"):
 			if get_tree().get_nodes_in_group("players").size() > 0:
 				get_tree().set_input_as_handled()
-	
+
 				_hub_enabled = false
 				emit_signal("hub_finished")
 
@@ -82,7 +82,10 @@ func _update_input_list_text():
 
 
 func _get_label_from_action_name(action:String):
-	var default_event = InputMap.get_action_list(action)[0]
-	if default_event is InputEventMouseButton:
-		return "Mouse button %s" % default_event.button_index
-	return default_event.as_text()
+	var input_label_array = PoolStringArray()
+	for event in InputMap.get_action_list(action):
+		if event is InputEventMouseButton:
+			input_label_array.append("MB%s" % event.button_index)
+		else:
+			input_label_array.append(event.as_text())
+	return input_label_array.join(", ")