the samurai is riding a horse with a sword in his hand.

Prompt 1: a black knight riding a black horse on a green background. is dark and mysterious, with a hint of danger. the knight is wearing a black helmet, and the horse is black with a brown mane.

Prompt 2: features a black knight on a black horse in a green environment. the knight is dressed in black, while the horse has a brown mane. the overall mood is dark and ominous, with a sense of danger lurking in the shadows.