Subject: Street rebellious style hand-drawn graffiti art lettering "Hello BABBY", paired with thin light green sans-serif auxiliary text "Infinite Creation" and "无限创造". Scene: Pure black minimalist background, no extra decorative elements. Style: Street graffiti art, vibrant hand-drawn style, combining hand-drawn grainy texture and rebellious visual traits. Color palette: Gradient from dark green to light green, supplemented by pure black base, overall vibrant and distinct tone. Lighting and shadow: No extra light effects, texture layers formed by color gradient and hand-drawn rough edges. Composition: Diagonal dynamic layout, "Hello" slanting to the upper left, "BABBY" extending to the lower right, partial interspersing between letters, auxiliary text arranged centered below the main text. Purpose: Visual materials for street trend-related content, such as trendy brand cultural and creative design, social platform trend topic illustrations, street art exhibition visual promotion.