Sea Stealth
"Sea Stealth" (シー・ステルス Shī Suterusu) is an archetype of Spells/Traps that support WATER monsters and "Umi", including its counterparts. It is based on the strategies used by Mako Tsunami in the Yu-Gi-Oh! anime and manga. Its first member, "Sea Stealth Attack", was first released in Legendary Duelists/Duelist Pack: Legend Duelist, and its first support card, "Ocean Dragon Lord - Kairyu-Shin", was only released in Duelist Pack: Duelists of the Abyss.