Game Mechanics

Core Puzzle Mechanics


Echo Pebbles

Read the guide

Sound Combos

Tone Stones

Harmony Rings

Rhythm Paths

Resonance Pads

Concept Impressions

Fan-made illustration of an unsolved ELOH-style puzzle board with empty slots and an unlit goal

How Pieces Work Together

Echo pebbles carry pitch, sound combos set the phrase order, and harmony rings confirm when a layout is close. Tone stones and rhythm paths nudge you toward cleaner solutions while free replay keeps experiments stress-free on mobile.

Browse Atmosphere Gallery

Browse Atmosphere Gallery for quiet scenes, or open How to Play for the place-listen-refine loop that ties every tool together.