Synodic Arc games

Synodic Arc games include The Boo Croo (Sep 4, 2026), Magical Strings (Apr 26, 2021), Abyss of Neptune (Apr 26, 2021) and The Book of Regrets (Jul 5, 2018).

Every Synodic Arc game on Steam, newest first, including upcoming releases. Talk about them with other players on PlaySpill.

1. The Boo Croo (Sep 4, 2026): Grab your friends, choose your ghost, and survive a collection of chaotic long-form minigames where teamwork is optional.
2. Magical Strings (Apr 26, 2021): Intense multiplayer rhythm-projectile-fighting game set in ancient China!
3. Abyss of Neptune (Apr 26, 2021): Abyss of Neptune is a survival horror game set in the deep seas of the Bermuda Triangle. You are sent to investigate a mysterious underwate…
4. The Book of Regrets (Jul 5, 2018): Escape a nightmarish realm filled with puzzles and deadly beasts!