A striking 9:16 vertical poster featuring a perfect 50/50 vertical split-screen portrait. (The exact left half is a hyper-realistic photograph:1.4), raw photo, 8k resolution, visible skin pores, natural cinematic lighting, shot on 35mm lens, photorealistic, highly detailed texture. (The exact right half is a high-quality 2D anime illustration:1.4), cel-shaded, crisp clean line art, vibrant colors, flat shading, studio animation style. A sharp, distinct vertical line perfectly divides the two contrasting styles down the center of the face and body. At the top center, large, bold, highly legible typography spelling "CATALYST". Clean, minimalist off-white background.