In the game properties we can choose an image for the loading screen which is great. But even better would be the ability to access that in events just like we can with background color. This would mean we could randomly choose between a few different loading screens. The pic below shows the game properties where we can change the background image and the actions where it could go.
Decir, how many features you feeling? Aren’t you satisfecho? 
I can already see the game ideas now!
“Loading Screen RNG” 