That last detail is especially important in the early game, before a clear threat has presented itself
Importantly, Baron Bertram does not require a creature token to enter the battlefield, so it also works well with Treasures, which you can then sacrifice to draw cards as well
The Omen would probably be a playable card in this set on it's own since it's a nice way to fix
Vesuvan Doppelganger was more of a fun multiplayer card than anything else, but fond memories and thick wallets can create surprisingly high prices when mint-condition cards appear at auction
When it enters the battlefield, it draws cards equal to the number of zombies you control or in your graveyard, whichever is bigger
As I mentioned, ordering right now is pretty manual