Warhammer-themed Soviet soldier wielding a gigantic futuristic gun, clad in an advanced sci-fi suit. The scene is set in a retro-futuristic environment, evoking the USSR era fused with elements of anime and manga artwork. The visuals are steeped in dark, moody colors with the intricate detail of high-res offset printing. Capture this dynamic tableau in the style of a vintage poster, rendered in stunning 8K resolution with natural lighting to enhance the soldier's formidable presence.