Let’s come up with a monster.

Maybe the Asp Lord would be better.

The Asp Lord is also an option.
Description: Asps are a product of the nuclear winter that engulfed Enroth. As a result of mutation, snakes grew, resembling birds. Anger and the will to survive give them strength. Possessing rudimentary intelligence, they were able to unite into a kind of community, led by lords, the strongest asps.