Kill 4 enemies between 12:00 p.m. and 12:15 p.m. (local time, ranked play counts).

Finish the game in Normal Mode

Defeat 6 hostile units with a single unit.

Win the Warning Signs mission.

Defeat 100 enemies with headshots

Defeat five enemies in a row with headshots

Defeat 70 enemies with the M4

Defeat 30 enemies with Mk-NDI grenades

Defeat 50 enemies with the 92FS - 9mm

Defeat 30 enemies with the Wes - 44

Defeat 20 enemies with hand-to-hand combat

Solve 25% of riddler challenges