User blog comment:FTWinchester/Season 9 Arc/@comment-86.157.127.102-20131122004341/@comment-5619706-20131123082747

True. Although I think it's because the writers don't want to receive negative feedback based on how God would be portrayed (as was the case in Ganesh and Kali in Hammer of the Gods), so they use Death to be the almost-benevolent, near-omnipotent guide instead.