Complete the indicated task to unlock the corresponding Avatar Award.

Male/Female GAC helmet: Unlock the "Boom!" achievement by getting 30 headshots in any level, under the Officer or better difficulty setting.
Male/Female GAC armor: Unlock the "Best Cop This City's Ever Had" achievement by completing the game under the Officer difficulty setting.
Male/Female Logo shirt: Unlock the "Protect The Innocent" achievement. When you reach the television studio, enter slow motion and kill the two guards; all four hostages must survive.
Male/Female GCPD shirt: Unlock the "Brawler" achievement by completing any level excluding the Prologue without firing a shot.
Male/Female Jack and Shadow shirt: Unlock the "Finish Him Shadow!" achievement by combining Jack and Shadow to kill 20 enemies in any level, under the Officer or better difficulty setting.