Thanks to modders, it’s easier that you may think. Let’s take a look how to achieve results like this screenshot presents.
1st thing you need is Cheat Engine, which can be dowloaded here: cheatengine.org/downloads.php.
HOW TO DO IT
And then… Then you need to know how to stage your characters properly.
There is very detailed explanation available on Steam Community, made by user Sam: steamcommunity.com/sharedfiles/filedetails/?id=2090338960.
And to take the best screenshot possible, you may check this guide too: steamcommunity.com/sharedfiles/filedetails/?id=1797918620.