"Ecco the Dolphin" is an action-adventure video game released in 1992 for the Sega Genesis console. Published by Sega, the game is part of the Ecco the Dolphin Series and allows players to control Ecco, a dolphin, as he explores the underwater world to uncover the secrets of a mysterious underwater civilization. With its innovative gameplay mechanics, captivating storyline, and charming character design, "Ecco the Dolphin" is a beloved classic in the world of retro gaming.