YOU SAID:

His head explodes if he betrays us

INTO JAPANESE

彼が私たちを裏切れば、彼の頭は爆発します

BACK INTO ENGLISH

If he betrays us, his head will explode

INTO JAPANESE

彼が私たちを裏切れば、彼の頭は爆発するでしょう

BACK INTO ENGLISH

If he betrays us, his head will explode