At the beginning of your end step, you can choose a creature in your graveyard
Peer into the Abyss is another great card to abuse with Rowan, and honestly the list just goes on
I might've found MTG Assassin's Creed uninspiring, but there are at least a few cards that can help pay for the price of a pack
Building this commander is a nice exercise because youll want to mill opponents, cast low-mana value spells to be able to double spell a lot, along with casting some high-cost spells
If the preview looks soft, your print will too
If either the opponent or the permanent you control becomes an illegal target by the time Iroh's second ability resolves, the ability does nothing and you cannot choose to have the opponent gain control of the permanent