Minion's Return turns an otherwise weak concept into a surprisingly viable one
You could easily find yourself in a matchup where its actually good, have it in your opener (and its not a great topdeck), draw three or four extra cards over the course of the game, and eventually lose to The Scarab God
Court of Garenbrig Monarch is a silly mechanic that throws a whole new element of the game into play, with plenty of cards caring if you have the monarch status to grant you bonus effects
Cheap, and a fantastic way to keep your Commander on the battlefield for longer, even if you've got no other artifacts in your deck, it can be a good move to put a Swiftfoot boots in there somewhere.
Well of Lost Dreams ($3.77) and Dawn of Hope ($0.55) let you pay to draw whenever you gain, and Alhammarrets Archive ($10.55) doubles both your lifegain and your card draw
This guy can make a ton of mana in short order