Altimor the Huntsman
After Shriekwing dies you can pick one of two wings. If tuning stays similar to beta then you’re likely to tackle Altimor as your second boss and he’s arguably easier than Shriekwing – even with multiple hounds in tow.
Altimor the Huntsman Boss GuideAll mechanics are based off of beta testing and will be updated upon raid release if Blizzard make any changes.