Peace Keeper

Peace Keeper is an achievement in Dead Rising. It is worth 20G, and is unlocked by defeating five psychopaths in 72 Hour Mode.

Overview
In order to obtain the Peace Keeper achievement, five of the following psychopaths must be defeated.

Trivia

 * Jo Slade's photo was used for the Peace Keeper achievement for multiple reasons:
 * Chronologically, Jo is the fifth psychopath to be encountered, after Adam, Cletus, Cliff, and Steven.
 * As an officer of the law, Jo's duty is to protect and serve the citizens of Willamette, thus acting as a "peace keeper."