Lightning Bolt is one of the better removal spells in Alpha, but is restricted to three according to Alpha 40 League rules
This is normally a sorcery at 3, so you are getting an instant at four
With access to great token generators and token support, there's rarely a full cycle of turns in which every token you control becomes tapped
Once Jodah is in play we want to keep him protected so that we can take advantage of both the Coat of Arms for Legendary Creatures, and his cascading type ability
They often offer two ready-to-play decks that contain a fixed list of cards, along with the basic rules and potentially some other accessories, making it easy for newcomers to simply pick up the starter set and play
Of course this isnt really a new mechanic at all, just a reimplementation of the saga mechanic introduced with Dominaria (and later reintroduced with Theros: Beyond Death and Kaldheim)