People feed original artwork into generative AI to produce a slop version. If you can't see that the lines are different, then zoom in closer until you can see.
Pantmonger1 time. Many moons ago. A guy who didn't like that I had 'woke' opinions while being a Warhammer fan, decided this also meant my art was bad and worthy of publicly lambasting. He fed it into a AI & posted that he had improved it.