Deceased Devin Ross - Successfully complete "Still With You" on the Hard difficulty setting

Enlil - Successfully complete "Spiritual Guide" on the Hard difficulty setting

Exlposive Cultist - Disintegrate 50 enemies

Flamethrower - Disintegrate 100 enemies

Fr. Paul Rawlings - Pop 100 heads

Gladiator - Successfully complete "Temple of Pain" on the Hard difficulty setting

Governor Cassus Vicus - Successfully complete "Rome" on the Easy or Normal difficulty setting

Grenadier - Kill 100 enemies using Ghost Bullet

Inanna - Successfully complete "Skin" on the Hard difficulty setting

Ki - Successfully complete "Flesh" on the Hard difficulty setting

Legionary - Successfully complete "The Low Road" on the Hard difficulty setting

Lt. Abigail Black - Kill 50 enemies using Ghost Bullet

Nanna - Successfully complete "Blood" on the Hard difficulty setting

Ninlil - Successfully complete "Skin" on the Hard difficulty setting without being incapacitated

Operation: Godseal - Successfully complete "Exorcism" on the Hard difficulty setting

Psychic Commander - Successfully complete "World War 2" on the Easy or Normal difficulty setting

Pyxis Prima - Successfully complete "Sumeria" on the Easy or Normal difficulty setting

Sgt. Frank Delgado - Pop 50 heads

Sgt. Wilhelmina "Billie" Church - Successfully complete "Al Khali" on the Hard difficulty setting

Sir Richard de Gray - Successfully complete "Out of the Frying Pan" on the Hard difficulty setting

Sumerian Puppet - Successfully complete "Flesh" on the Hard difficulty setting without being incapacitated

The Jericho Team - Successfully complete "Rivers of Blood" on the Hard difficulty setting without being incapacitated

Utu - Successfully complete "Blood" on the Hard difficulty setting without being incapacitated

Warrior Crusader - Successfully complete "Sewers" on the Hard difficulty setting