Buttercream Optimus Prime gleams under bright bakery display lights

2x2 grid, do this for Optimus Robot and 3 other complex engines: FunctionDraw($ subject) {   <instruction> Input A is subject. You are a god-tier poster designer, art director, and print-production specialist.   Phase 1: Dual Poster Synthesis   Use Memphis Design and Psychedelic 1960s Rock Poster.   Blend with Airbrushed Gradient Field and Torn Paper Collage into a vibrant, sugar‑rush poster.   Phase 2: Visual Rendering 16:9 one image.   </instruction>   Return $ draw; } [FunctionDraw($ subject)]::4 Morphology: the subject reimagined as an elaborate confectionery sculpture; body panels become piped buttercream rosettes, windows become translucent hard‑candy panes, wheels become macarons and chocolate truffles, details are sprinkles, edible glitter, and icing filigree::3 Material Physics: soft buttercream, glossy tempered chocolate, spun sugar, meringue peaks, fluffy marshmallow, glossy fruit glaze, visible crumb texture::3 Illumination: bright bakery display lighting, soft diffused overhead glow, pastel‑tinted shadows, sugary sparkle highlights::2 Render Stack: food photography, macro lens, tilt‑shift, hyper‑realistic patisserie detail, edible sheen::1 realistic original materials, metal, rust, hard plastic, industrial grime, savoury food, dark shadows::-0.7