*Headhunter* - Deal a total of 10,000 damage to players via headshots
This achievement is self explanatory deal a total of 10,000 head shots damages
you will get this achievement by passively playing, try to aim for the head as each person starts with 100 health so figuratively speaking that's 100 people if for some reason you are a god and hit just head shots.
The fastest game mode to do this in is Strikeout as people are more likely be out in the open and not hiding the whole time, While people are down aim for the dead as that's free headshot damages