In Noldor, a great change in the style of weapon-making and the sword itself came about. For one, the Elves developed different ways of making these blades, now being able to take on the form of a great broadsword or a light and agile curved blade. The Elves, being great artists as well as craftsmen, were able to decorate their swords more skillfully. Thus, they were able to win more battles as steel became common among Elves all over Arda, but better blades imbued were yet to come.
ArtStation - Sword concept, Boris Nikolic. to spikey to be of any use as a sword. and would be very likely to get stuck in a body after being thrust.