YOU SAID:
omg ur face is so slay
INTO JAPANESE
ああ、あなたの顔はとても殺戮的です
BACK INTO ENGLISH
oh your face is so murderous
INTO JAPANESE
ああ、あなたの顔はとても殺人的です
BACK INTO ENGLISH
oh your face is so murderous
That didn't even make that much sense in English.