This vintage retro Sega Mega Drive game is "Ecco: The Tides of Time," published by SEGA. It is a classic title for the Sega Mega Drive console, offering players the chance to embark on an underwater adventure with Ecco the dolphin. The game is a beloved part of video game history, known for its challenging gameplay and captivating storyline. It is a must-have for retro gaming enthusiasts and those looking to experience the nostalgia of gaming on the Sega Mega Drive.