Thardraxxus

Thardraxxus is a black dragon of determinant age in the adventure hook Death's Garden in the Critical Role: Tal'Dorei Campaign Setting sourcebook, set in 812 PD. Thardraxxus lives in the Rootgarden Marsh in Tal'Dorei, where it is friends with a manawort and protects it and a group of sporelings.

So far, Thardraxxus has neither appeared nor been mentioned onstream.

Abilities
Thardraxxus has the traits of a black dragon, with the age depending on the requirements of whatever campaign they were used in.