Vintage Pulp Movie Poster for Dr. Bizarre

Create a movie poster for 'Dr. Bizarre in the Multiverse of Sadness' in the style of a vintage pulp cover. The poster should feature a dramatic and surreal scene with Dr. Bizarre, a mysterious figure in a dark, flowing cloak with a striking, enigmatic face, standing in a chaotic multiverse filled with swirling vortexes, strange creatures, and ominous landscapes. Use bold, vibrant colors typical of pulp art, and include exaggerated, dynamic poses and expressions. The title should be in large, bold letters at the top, with a tagline below it. The overall aesthetic should be gritty, suspenseful, and evocative of classic pulp fiction covers.