Andrei:Defeat Andrei in level 1, and do not brainjack Goulnaba in level 2.
Badelaire:
Go left on the train tracks in the Lyon level, talk with Badelaire and brainjack him.
Goulnaba:
Brainjack Goulnaba in level 2.
Lee Fei Shan:
Enter the bazooka room in the Hong Kong level. Go up the stairs to the left and brainjack Lee Fei Shan.
Marguerite:
Successfully complete the Vienna level with Rumrod. Use the panel and defeat Marguerite.
Rumrod:
Brainjack Rumrod in the sewer area of the Amsterdam level.
Sam Smith:
Successfully complete the London level with Badelaire, then brainjack Sam in the tower.
Shaja:
Successfully complete the Taj Mahal level with Lee Fei Shan, use her memory to enter Shaja's room, then defeat him.
Youthfu:
Defeat Youthfu in the Mecca level.
