SubwayVariable: Brand. Act as a Streetwear Graphic Designer and Illustrator. PHASE 1: LAYOUT & FORMAT. - Composition: A strict 3x3 grid containing exactly 9 distinct, separate standalone illustrations on a single canvas. - Background: A solid, uniform light-cream or off-white background. No background details behind the objects. PHASE 2: BRAND-DRIVEN CONCEPT SIMULATION. - Theme: Autonomously analyze the core identity, products, and vibe of SubwayVariable: Brand. - Subjects: Generate 9 surreal, quirky, and playful visual mashups or icons that represent SubwayVariable: Brand. (For example, if the brand is a coffee shop, draw a skull-shaped coffee bean, a skateboard with a cup, etc.). Ensure all 9 objects share the same thematic DNA. PHASE 3: COLOR LIMITATION (TRI-TONE SYSTEM). - Palette restriction: Use strictly THREE colors. PHASE 4: VISUAL AESTHETIC & TEXTURE. - Style: Retro vector illustration, traditional flash tattoo art, and 90s skateboard sticker aesthetic. Flat design. - Linework: Very thick, bold, continuous black outlines around and within every object. - Shading: Strictly use vintage halftone stippling (dense black dot patterns) to create shadows and volume. Absolute NO smooth gradients or soft blending.