Kestia was flavored as a minor character from Theros, and works synergistically with other bestow creatures, however small that category of cards might be
After that I'd work on improving the lands, focusing on mana-fixing lands that enter untapped since this is a 3C deck and our commander requires all 3 colors
On the contrary, this set introduced a number of cards that fundamentally altered the way Lorcana is played competitively, and some would argue the fun factor took a hit in the process
Draconautics Engineer Draconautics Engineer is a nice little switch-flipper for aggressive decks, but the key rule is that you can only activate each exhaust ability once
Keep in mind that you untap all your creatures when it enters the battlefield, not just what attacked, so any creatures with activated abilities can get extra activations
Multiple other Innistrad Remastered reprints, like Bloodline Keeper and Captivating Vampire care about you having at least five Vampires, meaning the payoffs for Edgar are just as powerful as the Commander itself