baby guineapigs ultra realistic detailed portrait on the cover, 4 k, 8 k, by simon stalenhag, frank frazetta, greg rutkowski, beeple, yoko taro, christian macnevin, beeple, wlop and krenz cushart, epic fantasy character art, volumetric outdoor lighting, midday, high fantasy, cgsociety, cheerful colours, full length, exquisite detail, post @ - processing, masterpiece, cinematic