Here is the full list of all 17 Probably Archery achievements.
Shoot a flag
Make an Apple Head take a sharp wooden shaft to the patella
Shoot the small red apple without killing the Apple Head in Don't Miss
Hit a target
Just nock an arrow and shoot it. How hard could it be?
Completed all rounds in Berserker
Exterminate all 10 eggs in Eggsterminator
Kill 2 onlookers and break the rope in "The Noose"
Hit the bullseye on a target
Fire arrows a cumulative distance of 20 kilometres (that's 12.4274 miles for the metric deprived)
Kill a total of 50 opposing archers in Team Deathmatch
Finish Wave 8 in Horde mode
Score 10 goals in Zoccer while versing other players
Kill 10 opposing players in Zoccer
Kill 50 zombies in Zoccer
Flip a table in Eggsterminator
Hit 3 targets with 3 separate arrows within 3 seconds of eachother