Making Rune 2h swords at has long been a decent way to make money. With portable forge being added, this method is now much more profitable. The scroll of efficiency has a 5% chance to save 1 bar per sword, which is increased to 10% when using a crystal hammer; portable forges have a 10% chance per bar to save the bar. It costs coins per hour to host your own portable forge. Some other values for various boosts, based on 1200 swords per hour: