ALTEREGOS
| Date | Clue |
|---|---|
| 2020-12-27 | Spaceman Spiff and Stupendous Man, for Calvin in "Calvin and Hobbes" |
| 2020-02-11 | Clark Kent and Mr. Hyde, for two |
| 2009-06-07 | Bruce Wayne and Batman, e.g. |
| 2009-04-19 | Superheroes often have them |
| 2005-07-09 | Very close friends |