Thread:Cbird2796/@comment-3023564-20130707001030/@comment-1667933-20130707003918

It is not specific to the Silver Wolves. Any silver wolf unit will have a "sw_" as the begging of the game file name, and this one only has an "s_", which means it is not a solely a Silver Wolf unit. I suspect you will start to see other factions using it later on in the game.