Out of the two split cards, Depose // Deploy does this the best
This commanders greatest weakness lies in the costs of its creature type of choice, so make heavy use of changelings and cheaper demons like Kardur, Doomscourge and Rakdos, Lord of Riots
Some forces have pushed constructed Magic towards greater consistency, including, but not limited to, the mulligan rules (and especially the London mulligan), the massively expanded card pool with many functional variants or copies of existing cards, and the greater efficiency of deck manipulation (especially with the advent of cantrips and fetchlands)
Just like the card intro suggests any land that gets tossed in and can tap for three free mana is going to give you a huge advantage over your opponents
Monocolor Decks Are Decent For the first time in what feels like forever, monocolor decks are showing their strength in Standard
Aura of Dominion isn't the only card this works with - the combo also goes off with another card, Freed from the Real