masterpiece, (best quality:1.4), [:intricate details:0.2], Superhero metropolis, skyscrapers, superhero teams, supervillains, secret identities, high-tech gadgets, supervillain lairs, epic battles, alternate universes, cosmic threats, parallel dimensions, superhero headquarters, vigilante justice, secret government agencies, superhero crossovers, mutant powers, superhero origin stories, superhuman strength, enhanced senses, superhero romance, epic supervillain plots, superhero costumes,