R-Reaper King from Ark: Survival Evolved videogame
Recommended LoRA weight: 0.8-1
Clip Skip: 1
Don't use small resolution. Bigger is better. Hires .fix and/or impainting if need more details.
Main prompt:
arkrreaperking1, monster, black body, white skin pattern, yellow skin pattern, pink membrane, teeth, white eyes, no pupils, spikes, black claws, long tail,
Changing body colors is hard but you still can try. Lowering LoRA's weight to 0.9-0.8 may help with that.
If your background have some gray abstract structures or dust clouds near reaper add to negative prompt:
tile background, simple background, dust cloud
Tip: standing - to make it stand on hind legs.