| Clue | Person |
| The main protagonist of the series...? | |
| His brother with the dominant genes...? | |
| Who possessed this person through his arm...? | |
| Whose mother is...? | |
| Who was in love with...? | |
| Who later appears as a doll used by...? | |
| Who shares a codename with...? | |
| Who possessed this person in a confrontation with Solid Snake...? | |
| Who was the daughter of...? | |
| Who later remarried...? | |
| Who had a baby with...? | |
| Who bears a striking resemblance to... ? | |
| Who had relations with...? | |
| Who used the Shagohod developed by...? | |
| Who was the main rival of...? | |