Vicious Whip
Melee weapon (martial, whip), rare

When you roll a 20 with this magic weapon, the target takes an extra 2d6 slashing damage.

Finesse. When making an attack with a finesse weapon, you use your choice of your Strength or Dexterity modifier for the attack and damage rolls. You must use the same modifier for both rolls.

Reach. This weapon adds 5 feet to your reach when you attack with it, as well as when determining your reach for opportunity attacks with it. 

Damage: 1d4
Damage Type: Slashing
Properties: Finesse, Reach
Weight: 3