The Reserved List was basically a promise to the community. In the mid-90s, the most expensive Magic cards were worth a couple hundred dollars
Thankfully, while its shocking that so many MTG cards are being banned so suddenly, there is a fairly simple explanation to it all
If you want to get them to grade and resell, probably not a terrible idea
Buried Alive, for example, can put creatures like Anger, Anathemancer, or Stinkweed Imp into your graveyard to give your creatures haste, deal damage to a greedy manabase, or prepare a consistent way to fill your graveyard
If you've never traded a new release before, don't start with this one early-set flipping has a tight execution window and the downside is sitting on a $100 raw card while pop counts climb