
Subterranean Symphony
On Quisicosas since 25 November 2025
Featured in the newsletter of
25 November 2025 (on Substack)
What it is about
Music. Mining. Monsters What is Subterranean Symphony ? You are explorers in a vast, echoing cave system where glowing crystals resonate with musical frequencies. You have heard rumors of a Hidden Passage deep in the system, leading to a vault filled with unimaginable wealth. Your mission is to use the crystals to conduct a Resonance Symphony and open the passage. But beware—the caves are filled with Sound Devourers , creatures drawn to and wary of music. They will stop at nothing to silence the crystals permanently. This game is perfect for: Quick Missions: Run a full sci-fi scenario in an hour or less. Minimalist Rules: Learn to play in minutes, perfect for jump-in-and-go sessions. Tactical Resource Management: Every choice about using your Tech Points matters. Features 1d6 Core Mechanic: Quick and clean rolls for swift action. Tech Points (TP): Your vital resource. Spend TP for an edge, or save them for critical health regen. Option to regain limited TP during the game. Expertise: Define your character by their core Expertise that may come in handy during your actions. Simple Health Tracking: A simple health system to keep you alive, or lose you to the silence. The Mission Structure The Briefing: Each scene is determined by a scene prompt, following which players attempt to solve a problem. The Rules: Streamlined mechanics for Action Rolls, TP management, and facing dangerous complications. The Resolution: Will you gain the riches that lie behind the Hidden Passage? Or will you be lost to the silence forever?





