extends Node2D var cb_speed: float setget set_cb_speed, get_cb_speed func set_cb_speed(value): for children in get_children(): children.set_cb_speed(value) func get_cb_speed(): return cb_speed var randomize_start_position: bool setget set_randomize_start_position func set_randomize_start_position(value): for children in get_children(): children.randomize_start_position = value