YOU SAID:

It kills me me to say this, but I'll kill you.

INTO JAPANESE

これを言うのは私を殺しますが、私はあなたを殺します。

BACK INTO ENGLISH

Saying this kills me, but I kills you.

INTO JAPANESE

これを言って私を殺すが、私はあなたを殺す。

BACK INTO ENGLISH

Say this to kill me, but I kill you.

INTO JAPANESE

私を殺すためにこれを言いなさい、しかし私はあなたを殺します。

BACK INTO ENGLISH

Say this to kill me, but I kill you.