Weapon

Rare Requires Attunement- need to have an advantage with daggers or similar weapons, or train with it until you can use it Requires Attunement

Dagger : A finely crafted dagger with a serpent motif, deals 1d8 + Dex mod on an attack, its blade is coated in a venomous toxin. Effect: When you hit with this dagger, use the dagger to force a creature to make a DC 14 Constitution saving throw or be poisoned dealing 1d10 poison damage.
  Whip:A whip made from magically reinforced silk, designed to be both lethal and elegant. Effect: On a hit, the whip can grapple the target (escape DC 14). It also has advantage on attacks against unarmored foes, deals 1d6 + dex mod.

Cost: 5 gp
Weight: 3.6lbs