Wolf Mark
Wolf Mark is the PvP currency earned in The Wolves' Den, Frontlines, and Rival Wings. Players can earn Wolf Marks by participating in matches, and they will earn additional marks by winning those matches. Players can exchange these marks for PvP Gear, materia, and other exclusive items such as emotes and hairstyles at the vendors in The Wolves' Den.
Another source of Wolf Marks the PvP section of Challenge Log.