Vicious Dual Rapiers

When you are dual wielding this weapons you
gain the following benefits:
• +1 Rapiers.
• When you roll a 20 on your attack roll with
either of these magic weapons, your critical hit
deals an extra 2d6 damage of the weapon's type.
Otherwise they are regular rapiers.
We are going to find out if your swords are as quick and sharp as your tongue.