PrintMTG explicitly says their proxies are not legal for sanctioned Magic: The Gathering tournaments, with narrow judge-issued proxy exceptions handled by event staff (not third-party printing)
Compared to the Preacher of the Schism top eight promo in Aetherdrift, which is a Standard staple, Deaths Shadow falls short
In addition to both non-foil and traditional foil Enchanting Tales and anime borderless Enchanting Tales cards, Wilds of Eldraine Collector Boosters will also contain special confetti foil versions of the borderless anime cards, where the beautiful anime art gets a special foil treatment
Sure, there are several cards like, Orcish Bowmasters and Mirkwood Bats, that will do work and become staples of the Commander format
An aura falls off a god if its no longer one of the types that the aura can enchant
Adding black is the only way this could be a good deck, and I expect itll be a sweet build