| Unlockable: | How to Unlock: |
| Aran | Part 1, Chapter 3: Speak to him with Laura. |
| Calill | Part 2, Final: View the info conversation before 2-F. |
| Devdan | Part 2, Chapter 3: View the info conversation before 2-3. |
| Fiona | Part 1, Chapter 7: Joins automatically if she survived 1-6. |
| Gareth | Part 4, Final: Joins automatically if he survived part 3 of the final chapter. |
| Haar | Part 2, Prologue: Speak to him with Marcia. |
| Heather | Part 2, Chapter 1: Speak to her with Brom or Nephenee. |
| Janaff | Part 3, Chapter 8: Speak to him with Ike or Reyson. |
| Lehran | Part 4, Final: Joins automatically after viewing Ike's memory scene (second playthrough or higher) |
| Meg | Part 1, Chapter 4: View the info conversation before 1-4. |
| Muarim | Part 1, Chapter 7: Joins automatically when Tormod is recruited. |
| Nasir | Part 4, Final: Joins automatically if he survived part 3 of the final chapter. |
| Oliver | Part 4, Chapter 4: Speak to him with Rafiel. |
| Pelleas | Part 4, Chapter 2: Joins automatically if he survived 3-13 (second playthrough or higher) |
| Renning | Part 4, Final: View the info conversation before 4-F. |
| Stefan | Part 4, Chapter 3: Move Micaiah, Lethe or Mordecai onto the tile 11 up and 1 accross from the bottom right tile. |
| Tormod | Part 1, Chapter 7: Speak to him with Sothe. |
| Ulki | Part 3, Chapter 8: Speak to him with Ike or Reyson. |
| Vika | Part 1, Chapter 7: Joins automatically when Tormod is recruited. |
| Volke | Part 4, Chapter 5: Pay him 3000G with Bastian or Elincia. |
| Volug | Part 1, Chapter 5: View the info conversation before 1-5. |