Probably Archery achievements

Kill 2 onlookers and break the rope in "The Noose"

Finish Wave 8 in Horde mode

Hit the bullseye on a target

Exterminate all 10 eggs in Eggsterminator

Hit 3 targets with 3 separate arrows within 3 seconds of eachother

Kill a total of 50 opposing archers in Team Deathmatch

Score 10 goals in Zoccer while versing other players

Kill 10 opposing players in Zoccer

Completed all rounds in Berserker

Kill 50 zombies in Zoccer