[quote=@MelonHead]
<Snipped quote by Vordak>

I was under the impression that in their sphere of sword type Rapiers were one of the biggest and heaviest variants.
[/quote]

True. But their balance is shifted closer to the hand, which in combination with their length allows for them to have incredibly fast tip movement, as well as quick recovery and the ability to quickly disengage from a bide.