Run the Gauntlet
Complete "Desperate Escape" on Professional.

Getaway
Complete "Desperate Escape" on any difficulty setting.

Shoot the Messenger
Defeat 3 Agitator Majini in one playthrough of "Desperate Escape."

The Great Escape
Complete "Desperate Escape" with an S rank.

Way of the Warrior
Defeat 150 enemies singlehandedly in one playthrough of "Desperate Escape."