Challenge Cage Vanish (Vanishing Birdcage). Azusa: Owen Magic Supreme, 1980s. A metal cage vanishes from between the magician?s bare hands. Finely made from aluminum and hallmarked by Owen. Together with a custom-made wooden top and base, used to display the cage before the vanish, and approximating the look of a much more elaborate birdcage with peaked roof. Also sold with an Owen-made pull in the original carton with manufacturer?s label. Cage 6 x 5 x 5?.