Lands decks focus on getting extra advantage from making your land drops, and even let you play several lands per turn
Although the main content of these booster releases will be legal in all formats, they will contain products (like Commander decks) and cards (like Special Guests ) that are not part of the main sets and will be Eternal legal (i.e., legal only in Commander, Legacy, and Vintage for new Commander and/or Jumpstart content) or wherever the cards are otherwise legal (for reprint content)
Now comes the question of figuring out how to fit an entire video games story, characters, and themes into a single deck and the carefully balanced restrictions of Magics five colors
Being a black artifact also helps in those decks, so there are lots of little bumps that get this over your standard edict
That lifelink counter though, slapped on an eldrazi means substantial gains for the -1 ability