There was almost Afk glitch on pumping guns in MW2, it was found by experienced players and shared with our editors, and we are with you:
Find a teammate, you can here in the comments, you can in any discord on the game Warzone, MW.
Go to the special operations and take the right thing or find on the map, there are many things that lie, so if you want you can normally poharmat
With Timmeytom come to the end of the map and die one of you from her border, and the second, with the right weapons in their hands should reanimate.
So for 20 minutes to swing 20 levels of weapon. Swing wisely!