| 2024-09-19 |  The Unknown (Original Mix + Piero Zeta Remix) @ Gothic Records Limited @ 2024-09-18 | 1 | Hard Techno | Rainer K - The Unknown (Original Mix)5:24 | |
| 2024-09-19 | The Unknown (Original Mix + Piero Zeta Remix) @ Gothic Records Limited @ 2024-09-18 | 2 | Hard Techno | Rainer K - The Unknown (Piero Zeta Remix)5:51 | |
| 2023-06-12 |  Kul Beens x Paul 94 Mix @ Infused Sound @ 2023-06-12 | 7 | Hard Techno | Rainer K - Time Goes By (Felix R Remix)4:44 | |