Midjourney v7 用參考圖鎖外觀＋--sref 維持一致，量產 chibi 吉祥物的多表情多動作，做 LINE 貼圖或品牌 IP
Chibi mascot character sticker, [角色設定], [表情動作], kawaii flat illustration style, thick clean outlines, simple solid background, centered single character, expressive face, sticker design --ar 1:1 --style raw [ ... 完整 prompt + 變數說明 + sample output 在原站 ]