Here is a free mod menu but you have to be offline to use it so you cant change your rank but do basically everything else: https://steamcommunity.com/sharedfiles/filedetails/?id=911147864&searchtext=encore+v14
the TAC and VAC system has caused people not to want to mod online. Treyarch's Anti-Cheat system is stronger than it was in previous games, causing many bans.
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