Fisher-Price Imaginext Space Alpha Walker Put the space trooper in the Alpha Walker's "crow's nest" to lead the charge! Turn the disk to activate motorized walking action and to move the Alpha Walker's head side-to-side, all with realistic mechanical sound effects! Press the button on the Walker's head to fire disks out of his mouth! Use the crane on back to capture attacking aliens When other Imaginext spaceships fire at him, the Alpha Walker responds with cool sound effects and phrases!