Came out pretty good. Generated at 2048x1024 then upscaled 2x in img2img. No Refiner.
`cinematic photo breathtaking High Quality, Award Winning, photorealistic, realistic, photograph, landscape of a Overwrought Seductive The Nidhogg Dragon from inside of a Savanna, Hazy conditions, 50s Art, Alabaster lighting, film grain, Canon EF, Circular polarizer, Kodachrome, matte, subsurface scattering, radiosity, studio quality . award-winning, professional, highly detailed . 35mm photograph, film, bokeh, professional, 4k, highly detailed
(low quality:1.4), ugly, deformed, noisy, blurry, distorted, grainy, drawing, painting, crayon, sketch, graphite, impressionist, noisy, blurry, soft, deformed, ugly
Steps: 20, Sampler: DPM2 Karras, CFG scale: 7, Seed: 1207805303, Size: 2048x1024, Model hash: 31e35c80fc, Model: sd_xl_base_1.0, Variation seed: 3557558652, Variation seed strength: 1, Clip skip: 2, Token merging ratio: 0.1, NGMS: 0.4, Version: v1.5.0`
Let’s assume it is hydrogen 0.0899 kg/m3, then there could be more lifting (dragons electrolysis water inside). Ignition is via electric sparks (same system)
Zepelins were still really big to lift the people. Maybe if the dragon has no meat but just skin.