By narrowing down an identity for each Commander deck, not only do you guide yourself toward more affordable, fun and personal card choices: you create new goals to chase in-game which align more closely to your idea of fun than the often-political question of overall victory
Almost every BO1 is ranked, while BO3 formats are not
I have a decent sized collection, but even with cards collected over two decades, I would need to buy new cards to have anything but the most casual deck
In addition to free casual play, official competitive tournaments take place around the clock
However, the situation is much better than that since we also get three solid commanders, Strix, and some non-negligible reprints in [card]Decree of Pain[/card], [card]Strategic Planning[/card] and [card]Mirari[/card], not to mention the [card]Sol Ring[/card] and [card]Command Tower[/card]