Depict a fantasy world with unique creatures and landscapes, like  a city in the clouds with dragon guardians  , masterpiece, awesome, epic, stunning, Andy Kehoe, Bella Kotak, professional ominous concept art, by artgerm and greg rutkowski, an intricate, elegant, highly detailed digital painting, concept art, smooth, sharp focus, illustration, in the style of simon stalenhag, wayne barlowe, and igor kieryluk.