https://steamcommunity.com/sharedfiles/filedetails/?id=1644732346&searchtext=frontline
https://steamcommunity.com/sharedfiles/filedetails/?id=1515595499&searchtext=frontline
https://steamcommunity.com/sharedfiles/filedetails/?id=1611946127&searchtext=frontline
근데 특수좀비스킨도 올렸을텐데 그거 못보셨나요