YOU SAID:

"that'll be it til i can kill man" fake cashier said

INTO JAPANESE

「それは私が人を殺すことができる限りそれだろう」偽のレジ係は言った

BACK INTO ENGLISH

"It will be as long as I can kill people," said the fake cashier

INTO JAPANESE

「それは私が人を殺すことができるのと同じくらい長くなるだろう」と偽のレジ係は言った

BACK INTO ENGLISH

"It will be as long as I can kill people," said the fake cashier