this lot of merge from great models, you can try it :)

Some trigger word (with or without)

• From Scifi diffusion , great to make sci-fi landscade, mecha, futuristic : sci-Fi, caspian sci-Fi, star citizen, star atlas, spaceship, render

• From Robo diffusion, for robotic object, mecha : nousr robot

• For nude use : nsfw

• Others : mecha, cyborg, robot, biomechanic

Basic Negative Prompt (u can remove/add depends on your prompt)

• (worst quality:1.2), (low quality:1.2), (monochrome:1.3), (ugly:1.2), duplicate, morbid, out of frame, (bad hands:1.2), (bad face:1.2), (bad eyes:1.2), mutation, deformed, blurry, bad anatomy, bad proportions, extra limbs, cloned face, disfigured, gross proportions, malformed limbs, long neck, cartoon, 3d, doll, anime

Thank You & Enjoy! Buy me a coffee