Song of the Deep is a metroidvania-style underwater adventure game released in 2016 for the PS4. Developed by Insomniac Games, it follows the story of a young girl named Merryn who crafts a makeshift submarine to search for her missing father beneath the sea. The game combines exploration, puzzle-solving, and combat, drawing players into its rich, hand-drawn world. Its genre is a mix of action-adventure and puzzle-platforming, with an emphasis on narrative and emotional storytelling.