Prompt:

Epic anime artwork of a wizard atop a mountain at night casting a cosmic spell into the dark sky that says "musesai" made out of colorful energy --ar 3:4

夜晚，一位巫師在山頂上施展魔法，他向黑暗的天空 cast出一個由五彩斑斕的能量所組成的咒語，上面寫著「musesai」。