If youre starting from nothing for Mythical Island and trying to get all of these cards with Pack Points alone, you would be opening a total of 344 packs of this smaller set
Now that we dont have to care about Bant Golos anymore, I would probably remove the Questing Beasts (or at least trim them down to two copies)
Sanctum Plowbeast, Jhessian Zombies, Pale Recluse, Igneous Pouncer and Valley Rannet aren't exactly Commander staples, but they're all two-color cards and they can each be cycled for one of two basic lands for the same cost of two mana
But in Magic, your land cards are essentially your money - you tap them to pay the casting cost for all your other cards
While not quite Entomb and Reanimate, both Unmarked Grave and Persist enter the format as a duo made for each other, while also designed very well around avoiding the obvious reanimation target in Griselbrand