Dive into the mysterious and perilous depths of the ocean in Ecco the Dolphin for the Sega Game Gear. This portable adaptation of the classic action-adventure title invites you to control Ecco, a young dolphin separated from his pod by a powerful storm. You must navigate through vast, treacherous underwater caverns, solving intricate puzzles and battling hostile sea life, including sharks and jellyfish. A key mechanic involves managing your air supply by surfacing or finding air pockets, adding a layer of tension to the exploration. With its atmospheric soundtrack and fluid swimming controls, this title delivers a unique aquatic journey as you uncover the secrets of the ancient Atlantean ruins and face the extraterrestrial threat known as the Vortex.