What about if the aliens are already here and they are mind-controlling the world's elite to get rid of humankind and repopulate the planet with their own population or do genetic gathering from humans to improve their own population genes?
Paranoia goes 1000% level.
Edit: Don't tell this to some fanatic MAGAs or they could do some crazy shit.
At least paper money it's something real, what about adding and quitting zeros in a LCD panel? Using it correctly you can make countries go to the fuck and other countries have a great economy. Even more if it's a centralized economic system.