Last time i checked there wasn't because it's an online game so the makers keep people from making cheats.
Defend Your Castle happened in 2008.
Defend Your Castle was created on 2008-05-12.
Defend a castle
374573
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A portcullis was a grated gate of a castle that could be raised and lowered to defend the castle.
very carefully
the purpose in castle was to defend and to impress
defend a castle during there time.
yoyoyoyoyoyoyooy
232374
If I had to defend a castle then I would either build the walls stronger so catapults or other modern day objects Can not get through the Walls of the castle or make the castle higher so the stones or other objects cant get over the Wall's.