Aventurine Dagger

Aventurine Dagger is a crafted weapon item added in Total War: Warhammer II which can only be obtained by Dark Elves factions through The Dagger dilemma triggered by a high loyalty lord.

It enables poison attacks and provides minor melee attack and weapon strength bonuses. It also grants access to the common Dark Venom active character ability that bestows a huge base weapon damage buff over a long period of time.

In-game description
"A single green gem adorns the hilt and a terrible poison is smeared upon its blade."

Effects

 * Ability: "Dark Venom"
 * Enables poison attacks
 * Melee attack: +5
 * Weapon strength: +6%