mtg squirreled away commander deck - border Rare or Mythic Rare and at least 1 Traditional Foil card Squirreled Away Upgrade - Improving

That is, they're presented as cards all their own rather than using the Godzilla cards method of having the Godzilla card be essentially an alternate skin, as shown below here: This was a sweet and elegant solution that could have easily been applied here - even if they were to cards that didn't already exist

1 Baneslayer Angel

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8 Hogaak, Arisen Necropolis Though primarily known for its dominant run and subsequent banning in Modern, Hogaak, Arisen Necropolis is an impressive creature that can serve as a powerful Golgari (green/black) graveyard commander

I would definitely include a Braid of Fire in this deck, as it works very well with Ashlings activated ability