The Dark Steelix Holo #072 from the Rocket Gang Strikes Back set, graded as PSA 10 Gem Mint, is a highly sought-after collectable in the Pokémon TCG world. This 1st Edition card features Steelix in its dark form, with a rare Holo finish that adds to its appeal. Manufactured in 2004 in Japan, this authentic card has been authenticated by Professional Sports Authenticator (PSA) and is sure to be a prized addition to any collector's deck. The swirl effect on the card adds a unique touch to this stunning piece of memorabilia.