While I've talked about which cards I think will make an impact on the Control archetype, here are the other cards I think may or may not make an impact on the format, as the set is legal until 2028
Legendary creatures you control get +2/+2.
I can make a custom bundle at a discount for you if you want multiple
Powerful reprints, returning legends, and four ready-to-play decks bring Commander Masters to life on August 4, 2023
The difference is that while they have an ink cost on them, there is also an extra block of text in the description area of the card which details that you can exert a character (turning them sideways and opening them to attack) of a minimum cost in order to play the song card for free
6 The First Chapter - Aladdin And Cruella - Emerald/Ruby Of the three base set starter decks, Emerald/Ruby is the most challenging (and rewarding) to pilot