### Human: Send me a prompt for SD showing samurai with katana### Assistant: Samurai with Katana, (((artstation, concept art, smooth, sharp focus, artgerm, Tomasz Alen Kopera, Peter Mohrbacher, donato giancola, Joseph Christian Leyendecker, WLOP, Boris Vallejo))), octane render, unreal engine, 3d render, , octane render, nvidia raytracing demo, grainy, muted