| 1. |  Stealth17 Gaming | Lightmatter - The Shadows Are Lava | 889 | |
| 2. | Dangerous Boy | Lightmatter - Part 11 (Gameplay/Walkthrough) | 456 | Walkthrough |
| 3. | Dangerous Boy | Lightmatter - Part 3 (Gameplay/Walkthrough) | 276 | Walkthrough |
| 4. | Dangerous Boy | Lightmatter - All Parts - Full Gameplay/Walkthrough (Longplay) | 213 | Walkthrough |
| 5. | Dangerous Boy | Lightmatter - Part 1 (Gameplay/Walkthrough) | 208 | Walkthrough |
| 6. | Dangerous Boy | Lightmatter - Part 9 (Gameplay/Walkthrough) | 182 | Walkthrough |
| 7. | Dangerous Boy | Lightmatter - Part 8 (Gameplay/Walkthrough) | 131 | Walkthrough |
| 8. | Dangerous Boy | Lightmatter - Part 5 (Gameplay/Walkthrough) | 130 | Walkthrough |
| 9. | Dangerous Boy | Lightmatter - Part 4 (Gameplay/Walkthrough) | 118 | Walkthrough |
| 10. | Dangerous Boy | Lightmatter - Part 6 (Gameplay/Walkthrough) | 118 | Walkthrough |
| 11. | Dangerous Boy | Lightmatter - Part 10 (Gameplay/Walkthrough) | 102 | Walkthrough |
| 12. | Dangerous Boy | Lightmatter - Part 2 (Gameplay/Walkthrough) | 97 | Walkthrough |
| 13. | Dangerous Boy | Lightmatter - Part 7 (Gameplay/Walkthrough) | 89 | Walkthrough |
| 14. | DemonFoxGaming | Demonfoxgaming - Early first look at lightmatter | 10 | First Impressions |
| 15. | Woud | Audio error - Lightmatter - Part 4 | 5 | |
| 16. | Woud | The end (pretty bright!) - Lightmatter - Part 6 | 4 | |
| 17. | Woud | Mr. Investigator - Lightmatter - Part 2 | 4 | |
| 18. | Woud | STAY IN THE LIGHT! - Lightmatter - Part 1 | 4 | |
| 19. | Woud | Commentary lost - Lightmatter - Part 3 | 3 | |
| 20. | Woud | The puzzle I couldn't figure out - Lightmatter - Part 5 | 2 | |
