Moss Floer kotir and 2011 musketters critique

The Brian Jaques Red Wall series features aprequel to the book re d wall in which a professional army of stoats,weasels, rats,and so on armed with steel weapons are hard to defeat by wood landers for reason professional s armed with steel weapons and in steel armour.there is a phrase from the 2011 three musketters film where the father of d.artnagnen as his last sword instruction says to d,artagnen the enemy will not always fight fair. so taking that into accounts magnets could have been usefull. say a plot where that martin the warrior chracter coming from the north is equipped with magnets and defeats a patrol say of these kotir.then say in a page kotir is finished. the second page would have then come back in bronze armour unless a bronze magnet could be made,. in addition large cross bow bolts attached to steel springs could be used to puncture armour .and weapons crews using rapid fire bolts placed in cylibders and launched by strings attached to a cross piece across the weapond could work. say four chords fed through a coss piece that when pulled back launches the arrows. also  steel saws could br made to decapatate the enemy. skill saw blades attached to chords. .also caltrops or saws placed near ground wth trip chords. big saws or serrated pblades that chop off the feet off attackers or paws in this case.also metal spikes attached to coils that sring up and impae kotir troops.