Mewtwo Strikes Back Jumbo Japanese Exclusive Promo from 1998 CoroCoro Comics

Signed By Ken Sugimori (original illustrator) at Worlds 2004 in Orlando, Florida

In Japan, this card was available as a Jumbo Unnumbered Promotional card on an insert in the May 1998 issue of CoroCoro Comic, released on April 15, 1998. The card was never released in English