Samudra (demo) is a puzzle, adventure, and platformer game by Khayalan Arts, officially released on November 2, 2019. The game was developed as a part of an initiative to raise awareness about ocean pollution, drawing from the developers' experiences as activists in Indonesia.

In Samudra, players navigate an atmospheric underwater world filled with puzzles that revolve around the themes of light and darkness, as well as the impact of pollution on nature. The gameplay emphasizes exploration and interaction with the environment, allowing players to uncover secrets and hunt for easter eggs.

The storyline of Samudra follows a boy who has fallen into the depths of the ocean and seeks a way back to the surface, encountering various quirky sea creatures and satirical elements along the way.

Samudra stands out with its unique approach of having no dialogues or text, relying solely on visual storytelling and simple controls, making it accessible to players of all ages and languages.