Yes, you can but it is very slow process as the weapon is slow
Buy one off a player, or the Grand Exchange or from the Quartermaster's store or from killing Spiritual Warriors Quite right - the Quartermaster's store is in Tyras Camp, so I think you will...
Yes, Dragon Halberd has a special attack but other Halberds don't. All Halberds can hit from two or three squares away.
there is not another place you can buy a addy halberd besides the ge
yes, in the grand exchange or from other players