Prompt: 头像框 , clean black background, mimicry of headgear, mecha theme, symmetry, (Gundam head:0.6), Black overall, future,  gas masks, green goggles,mechanical components,Breathing valve, decorate the bottom,mechanical-like graphic textures,Simple decoration, glow green, masterpiece, best quality,
Negative prompt: helmet, lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, normal quality, jpeg artifacts, signature, watermark, username, blurry