New feature in lost realms, some weapons are effective against certain
armour types. 
 
Spears are effective vs chain armour and riding opponents.
Axes are effective against wooden creatures. Battleaxes against chain armour
and waraxes against metal armour.
Hammers are effective vs metal armour(plate mail).
Flail (morningstars) are effective vs chain and metal armour.
Daggers are effective vs chain armour.
Swords are not effective against anything.
 
Effectiveness means: When you hit an opponent with weapon what is effective
vs metal and he is wearing a piece of metal in that locatin where you hit him,
he rescieves little more damage.
 
Angrist.