Stargate: Timekeepers achievements

Kill 3 or more enemies with one hijacked drone.

Complete any mission on Hard difficulty.

Complete a mission without killing anyone.

Finish Mission 4 without causing an alarm.

Eliminate all reinforcements called in during an alarm.

Hide 50 bodies in bushes.

Finish Missions 1 to 7 without causing an alarm.

Kill all enemies from a single area.

Use the Chitchat skill 35 times.

Kill 4 or more enemies with a single burst of Submachine Gun fire.

Finish Mission 1 without causing an alarm.

Finish Mission 5 without causing an alarm.