YOU SAID:

I had to be big and strong to fight off the monsters.

INTO JAPANESE

大きな、強いモンスターを戦うためにならなかった

BACK INTO ENGLISH

If you did not fight bigger, stronger monsters

INTO JAPANESE

大きくより強力なモンスターを戦うしなかった場合

BACK INTO ENGLISH

If you did not fight the bigger and more powerful monsters

INTO JAPANESE

大きくより強力なモンスターを戦うしなかった場合

BACK INTO ENGLISH

If you did not fight the bigger and more powerful monsters