From the mobile game Abyssdia.
Check sample images for prompt ideas. Do whatever you want with this. I don't care. Just don't sell it because it's not our IP and you don't own stolen art.
Recommended strength is 1.
The checkpoint model I usually use for my generations is:
https://civitai.com/models/835655/illustrious-xl-personal-merge-noob-v-pred05-test-merge-updated
Or
https://civitai.com/models/140272/hassaku-xl-illustrious