prebuilt commander decks mtg Draconic Destruction - Precon Primer but they can use cards from throughout Magics history. Legend's Legacy Dominaria United Commander

Assuming we stay mono-black, there isn't a ton to do other than some fringe upgrades around the edges, like turning Duress into Thoughtseize and maybe souping up the mana base a bit with Mutavault, Hive of the Eye Tyrant, or the black channel land

The fact this can be proliferated, though, makes it a fun pick

Jacob has an excellent rundown on the other reserved list reprints, by the way

Whenever an attacking creature you control dies, return that card to its owners hand

This lets you set the tempo early on in the game, forcing them to recast important pieces of their board

Your Pre-Constructed Options For many, the journey starts with the four pre-con Commander decks