YOU SAID:
You've been killed by the best cyclops
INTO JAPANESE
あなたは最高のサイクロプスに殺されました
BACK INTO ENGLISH
you were killed by the supreme cyclops
INTO JAPANESE
あなたは最高のサイクロプスによって殺されました
BACK INTO ENGLISH
you were killed by the supreme cyclops
That didn't even make that much sense in English.