Compare prices for Lightmatter Lightmatter Steam → Free Lightmatter Steam Key GLOBAL Eneba → 5.99€ Lightmatter PC CDKeys → 6.60€ Lightmatter (GLOBAL) Gamivo → 7.01€ Lightmatter (STEAM, Global) HRK Game → 7.16€ Lightmatter (Steam) [Worldwide] Instant Gaming → 10.90€ Lightmatter (Windows, Steam) GameBillet → 13.59€ Lightmatter Fanatical → 16.79€ Lightmatter (EU) GamersGate → 16.79€ Lightmatter (Steam) Humble Bundle Store → 17.18€ 17.16€