Retro Risograph Concert Posters

Generate stunning retro risograph style concert poster illustrations in a perfect 1:1 ratio. This prompt creates authentic analog-looking prints with grainy textures, vibrant ink layering, and artistic misregistration overlays. Ideal for vinyl album covers, indie event posters, streetwear graphics, and vintage wall art decor. Features: Fully customizable musical theme [THEME] Authentic risograph ink textures and grain overlays Bold, mid-century graphic design aesthetic