Ominous astronaut with a huge antimatter gun

Grimdark mystic ominous sensei villain wielding a huge magic knife, anime style, high fantasy, digital art, masterpiece painting, ultra detailed, ultra high definition, 8K resolution, 3D shading, superior quality, cover illustration, complex design, luminous highlights, rich vibrant colours, hyperrealistic, meticulously hyper detailed, high contrast, artstation --niji 5

Grimdark futuristic hi-tech ominous cosmonaut wielding a huge antimatter gun, anime style, sci-fi, digital art, masterpiece painting, ultra detailed, ultra high definition, 8K resolution, 3D shading, superior quality, cover illustration, complex design, luminous highlights, rich vibrant colours, hyperrealistic, meticulously hyper detailed, high contrast, artstation --niji 5

an anime catgirl with long hair and cyberpunk style, wielding a gun, futuristic Tokyo at night

Grimdark mystic ferocious repulsive mighty Baba Jaga wielding a pestle, anime style, horror fantasy, digital art, masterpiece painting, ultra detailed, ultra high definition, 8K resolution, 3D shading, superior quality, cover illustration, complex design, luminous highlights, rich vibrant colours, hyperrealistic, meticulously hyper detailed, high contrast, artstation --niji 5

Grimdark futuristic hi-tech ominous cosmonaut wielding a huge antimatter gun, anime style, sci-fi, digital art, masterpiece painting, ultra detailed, ultra high definition, 8K resolution, 3D shading, superior quality, cover illustration, complex design, luminous highlights, rich vibrant colours, hyperrealistic, meticulously hyper detailed, high contrast, artstation --niji 5

Grimdark mystic amazing anthropomorphic fox imperial bushi wielding a huge magic blade, anime style, high fantasy, digital art, masterpiece painting, ultra detailed, ultra high definition, 8K resolution, 3D shading, superior quality, cover illustration, complex design, luminous highlights, rich vibrant colours, hyperrealistic, meticulously hyper detailed, high contrast, artstation --niji 5

japanimation style, a hero's hyper gun, future, cyber punk, Fusion of comedy and action, line art style, monochrome, white background

a man in a black astronaut suit with orange highlights, holding a Tommy gun, 80s dark fantasy cover art style

a long-barrel machinegun designed with a slanted top carry handle, mid-twentieth century aesthetic, royal engravings, --v 6.0 --ar 2:1