Cute Gouache Halloween Characters

Generate cute minimalist gouache-and-ink character illustrations with playful hats, muted textured backgrounds, and edge-to-edge pattern details. Ideal for Halloween and autumn branding, product packaging, social media graphics, print-on-demand designs, and digital merchandise. The prompt creates cohesive square artwork with hand-drawn fineliner accents, visible paper grain, and a warm whimsical aesthetic.