直接要求 Nano Banana Pro 生成一张鬼灭之刃海报： 
 [unnamed (1)] 
效果还真不错，除了一些小的细节问题，完全可以当成动画的宣传海报使用。 
如果完善一下提示词（补充画面细节）之后，整体海报效果直追原作： 
Demon Slayer promotional poster, Tanjiro Kamado fiercely wielding his black Nichirin Blade with swirling azure water trails around him and determined scarred gaze Nezuko Kamado in demon form crouching protectively with glowing pink eyes bamboo muzzle adorned with cherry blossom pe...