| Answer | Crossword Clue |
|---|---|
| FRANKHARDY | Detective aided by his brother |
| ELLERYQUEEN | Detective aided by his father |
| PERRYMASON | Detective aided by his secretary |
| CHARLIECHAN | Detective aided by various sons |
| OSIRIS | God slain by his brother |
| REMUS | Twin killed by his brother |
| FIDEL | Leader succeeded by his brother Raúl |
| FIDEL | Leader succeeded by his brother Raul |
| SETH | His brother was killed by his other brother |
| ENG | He outlived his twin brother by a few hours |
| BALAN | Knight who slew and was slain by his brother. |
| BALIN | Knight of Arthurian legion who slew his brother by mistake. |
