As an action, a green mist shoots forth from your outstretched hands. Each creature in a cone or line must make a Fortitude saving throw.
On a failure, it takes 2d10 poison damage and is poisoned until the end of its next turn.
On a critical failure, it takes twice as much damage.
On a success, it takes half as much damage.
On a critical success, it takes no damage.
A creature killed by this spell is affected by rigor mortis.
Augment
You can increase the damage by 1d10 for each additional mana expended.