Full-body White Scars Space Marine warrior standing in the open battlefield, highly detailed and realistic Warhammer 40,000 style. The warrior is shown from head to boots, centered composition, imposing but mobile stance. White power armor with weathered surfaces, dust, scratches, and battle damage; red lightning motifs on armor plates, legion markings visible but not oversized. No excessive ornamentation — functional, worn war gear. The Space Marine holds a chainsword lowered but ready in one hand, and a bolt pistol in the other, posture suggesting motion paused for a moment rather than static posing. The armor cables, purity seals, and cloth elements subtly affected by strong steppe wind. Background: wide open plains and rocky steppe terrain, dust clouds moving horizontally, distant silhouettes of fast-moving bikes and attack formations barely visible on the horizon. No siege walls, no cities — emphasis on speed, space, and maneuver warfare. Lighting: natural, harsh daylight with low-angle sun, strong contrasts, highlighting armor contours and scratches. Atmosphere filled with motion — drifting dust, wind-blown banners, trailing cloth. No glow effects, no fantasy magic. Mood: controlled aggression, calm confidence, tactical awareness. The warrior is not shouting, not posing heroically — focused, ready to strike at the exact moment. No text, no logos, no symbols added to the image.