| Unlockable: | How to Unlock: |
| Akasha | Kill Akasha in the final mission. |
| Damian | Unlocked in Chapter 4 of Campagin mode. |
| Kragoth | Unlocked in Chapter 4 of Campagin mode. |
| Lauren | Always select the second choice for all missions. Kill Lauren in Deathmatch in Chapter 2 of Campaign mode. Lauren will eventually become unlocked after a subsequent Deathmatch in that chapter. |
| Loque | Unlocked after a Capture The Flag match in Chapter 5. |
| Malakai | Unlocked in Chapter 4 of Campagin mode. |
| Matrix | Always select the second choice for all missions. Kill Matrix in Deathmatch in Chapter 3 of Campaign mode. Matrix will become unlocked after a side mission in Chapter 3 in that chapter. |
| Scythe | Always select the second choice for all missions. Kill Scythe in Deathmatch in Chapter 4 of Campaign mode. Scythe will eventually become unlocked after a subsequent Deathmatch in that chapter. |
