Ashen Howler

A fire-corrupted beast whose flesh glows like smoldering embers.
Abilities:

• As a bonus action you expel burning ash clouds in a 30ft emanation that choke and blind hostiles within it, dealing 1d8 fire damage at the start of each hostile's turn. At 10th level this turns to 2d10 fire damage.

• Claws deal 2d8 slashing damage and ignite on impact, dealing 1d6 added fire damage to claw attacks

• Fire immunity but vulnerability to cold damage