Gyarados is card #32 of 97 in Dragon (2003), a Uncommon illustrated by Kouki Saitou. At about $121 it is the #10 most valuable card in the set. In a Dragon booster it turns up about once every 14 packs. It is one of 57 Gyarados cards printed so far.
1999Base Set
2002Legendary Collection
2003Skyridge
2006Holon Phantoms
2009Platinum
2013Legendary Treasures
2017Crimson Invasion
2021Evolving Skies

















An ungraded Gyarados from Dragon sells for about $121. A PSA 10 is worth more, roughly $1,572 by our estimate, and a PSA 9 around $484.
It is a Uncommon, and it shows up about once every 14 Dragon packs.
Kouki Saitou drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Dragon booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.