All That Glitters, Cranial Plating, Salvage Slasher, Nim Devourer, Digsite Engineer, Urzas Saga, Karn, Scion of Urza, Runaway Trashbot, Bronze Guardian, Monumental Corruption, Darksteel Juggernaut, Armix, Filigree Thrasher, Shambling Suit, Battle at the Bridge, Herald of Anguish, Inspiring Statuary, Sly Requisitioner all of these cards scale in a way that favors the Commander environment
He rewards you with Junk, an artifact you can sacrifice to Impulse-draw a card, each time one of your equipped or enchanted creatures attacks
Auron, Venerated Guardian Auron, Venerated Guardian is a really interesting take on a Fiend Hunter effect
Firstly, it only prevents damage to creatures, so you cannot keep yourself alive, like a standard Fog might do