After doing this 5 times (myself and 4 friends too lazy to do it themselves) I have found a few things.

The first time i tried with my account i had 2 characters on my main account and the modded ...

First I want to say I take NO CREDIT for this at all. This was posted by VitalManiacDEAD on you probably know where. I just didnt see it on here and thought some of you might like it.

This is most ...

Ive noticed it happening a bit as well. not as often as yours tho maybe once every 45 mins to an hour. Im on ps4 too

Yes. This dooes work on xbox one. I am on it right now and i just tried it out. Very good spot, Tysm
Unfortunately for me im on ps4 I remember trying it before with no luck

So can someone with Dark Matter, Gold Heros and Master Prestige do the account rank dupe for me for free people keep charging me 10$ and I don't have money so can a kind person do it for free on PS4
...

If i remember correctly this only works on xbox right?

ps4 or xbone? and glitch or no glitch

Technically yes you could be banned. But as someone who who has been glitching (the game breaking type) every time one popped up since cod 4 (6 year member) I have NEVER been reset or banned.

No there is no longer one on XBONE.
There is one rumored around for PS4.

They old method still works on ps4. The update didnt change anything. (I did it yesterday for a friend) So i dont see why i ...

It does mate as I have done it today for a friend (I'm level 269) so your friend should be fine
Ps4 or xb1
202020202020

PS4. My friend gave me their account and I did it for them. It took a few ...