Tidewater Distributors, Inc. is a company on the US territory of Guam. In 2001 they started a coin card game as a side promotion for their retail fish business. In 2003 Chewing Guam d.b.a. MM Inc. started a similar coin card game but exclusively for the internet. The game entailed players trying to get a matched pair of the same card for redemption of the real rare coin featured on the cards.