//A simplified version of spawn method
public Item SpawnItem()
{
int rand = random.Next(1, 4);
Item item = null;
switch (rand)
{
case 1:
item = monsterFactory.CreateArmature();
break;
case 2:
item = monsterFactory.CreatePotion();
break;
case 3:
item = monsterFactory.CreateSword();
break;
}
return(item);
}