| Clue | Source | Date |
|---|---|---|
| Professor ___ Snape (Harry Potter character) (7) | ||
| Imperial composer of verse for the Americans (7) | ||
| Roman who came to Britain (to cut us off?) | ||
| Harry Potter professor, - - - Snape | ||
| Emperor, you heard, in 15 | The Guardian Cryptic | 13 Jul 2022 |
| Professor Snape's first name | Wall Street Journal | 25 Nov 2017 |
| Roman emperor: A.D. 193-211 | ||
| Roman emperor, 306–7. | ||
| Roman emperor. |