We would recommend unlocking each deck just to get a feel for them and add them all to your collection, but if you want to jump straight into battles with real opponents, focus on the Black & White: Basic Blue, Red and Green decks as they give you a bunch of handy trainer cards for building your own deck
This card serves as your "commander" with unique abilities that make plays even more powerful INCLUDES ACCESSORIES AND DECK BOX: Also comes with 10 two-sided tokens, a deck box for storage, and punchout counters to keep track of creature buffs For Fun I think Grave Danger is the most fun of these precons as-is
Hajar can be that Commander, and at such a cheap initial cost to play, means you have no qualms about dropping Blasphemous Act, Chain Reaction et al to clear the way for your legends to connect
It gets complicated because of the different editions and versions, but well break it down as easily as possible
This generated a Willy Wonka style chase that ended when the card was sold to superstar Post Malone for reportedly over $2 million