Even as major, big budget titles, the Call of Duty franchise is no stranger to bugs and glitches, especially within the online multiplayer components. Over the years, players have seen all sorts of odd behaviors, ranging from simple visual glitches to bigger, game breaking problems like an issue with a particular Call of Duty: Vanguard character skin making them invisible. While Call of Duty: Vanguard remains popular with players, it has seen plenty of issues over the past few months.