Ohana Means Family Enchanted, 224/204 The final Enchanted Rare card on the list is another Stitch card
If you want to only discard one card it has to be a basic land, but the inability to discard nonbasics is minor when coupled with the bump from sorcery to instant
Again, it's not card advantage in and of itself (since you draw three, and then discard three + lose the Coliseum), but it combines famously with Deep Analysis and madness cards (such as Circular Logic), and its effect can't be counterspelled
This makes the card borderline unplayable outside of some excessive gimmicks
Furthermore, each deck contains two surge foil commander cards and a two-card Collector Booster sample pack that offers a nice preview of the great showcase cards from the set
However, you also want to give Kotis keywords so it can do something