[messiahgov]

This is the code of KB:WotN v1.3.1.6250 for that Dark Lord recipe (items.txt).

addon2_magical_recipe_dark_lord_cape {
  category=o
  image=heroitem_addon2_recipe_dark_lord_cape.png
  hint_config=object_item
  label=itm_addon2_magical_recipe_dark_lord_cape_name
  hint=itm_addon2_magical_recipe_dark_lord_cape_hint
  information_label=itm_addon2_magical_recipe_dark_lord_cape_info
  maphint=
  mapinfo=
  atoms {
    1 {
      atom=
      lu=template_item_mb
      label=
    }
  }
  price=16000
  maxcount=1
  level=4
  race=neutral
  use {}
  propbits=usable,rare
  params {
    dlg1=1
    dlg2=1
    item=addon2_clothes_dark_lord_cape
    item_lvl=4
    item_img=heroitem_addon2_clothes_dark_lord_cape
    item_price=0,1,0,16,16000,80
    recept=1
  }
  usec=0200000006000000534352495054010000000300000002000000666E140000006D61676963616C5F7265636970655F636865636B
  actions {
    onuse=2000000000000000100000001000000020000000C000000424547494E5F4449414C4F470200000005000000030000000100000075D091C149010000007306000000736E61705F30
    custom0=60000000000000000000000
    @=0
  }
}

If you compare that with your "items.txt" (inside --> ..\sessions\addon\ses.kfs), maybe you can fix it yourself. Or just copy my code over your code and done. I think it should work.

BTW, it's a crap item anyway. It uses the Dress/Armor slot.