idk by Nagaiko Shion
Tracklist
| 1. | Surface | 2:17 |
| 2. | Searching | 3:13 |
| 3. | Midnight Moonrise { DENKI Mix } | 3:16 |
| 4. | Midnight Moonrise { MEIKAI Mix } | 2:34 |
| 5. | Underswap Nabstablook Fight Theme??? | 2:03 |
| 6. | Deeper | 2:45 |
| 7. | Underneath | 2:46 |
| 8. | Final Fight | 2:56 |
Credits
released September 12, 2016
