Being overexposed isn't any better. Wolverine gets to lead the X-Men in the comics, he's the focus of animated series and film adaptations, and even moonlights as an Avenger from time-to-time. He's EVERYWHEREII! There are characters out there who just as interesting—if not more.
Wolverine is a relatable character with a tortured past. Watching Wolverine discover more and more about himself has always been entertaining. Through all of these discoveries, he slices and dices his way through bad guys. Logan has an adamantium skeleton, adamantium-covered bone claws, heightened senses and insane regenerative healing abilities—and that is what makes him so popular!