Noble intent but what about Mammon, Kali, Loki etc?
Is your one God going to take on all aspects or do you want to ignore the bad stuff (or farm this off to another divinity)?
It will take on all aspects of the different Gods. This Conscious Gods will absorbs all other Godly powers giving emphasis that it Respect all other living consciously aware biological entity. Any death related powers will be studied and converted to good use to stop any destruction of all consciously aware living entity of planet earth.