A cheerful cartoon-style character with brown skin, smiling happily, wearing a blue Sobble-themed shirt (Sobble is a Pokémon with light blue skin, yellow head fin, and watery features). The shirt should feature a subtle Sobble design, matching the playful and friendly vibe of the character. The character has short blue hair with a casual and clean style, wearing a blue cap tilted slightly backward. The background is a soft gradient with light blue and white, creating a calming and friendly atmosphere. The art style is vibrant and expressive, with a polished anime-inspired touch." Additional Notes: Ensure the Sobble design on the shirt is prominent but not overly flashy. Keep the expression joyful and warm, conveying positivity and approachability. Maintain high-quality rendering with smooth lines and vibrant colors.