They kept the print run limited, so to get the promos from 30th anniversary you need to work with the secondary market to buy or trade from a person who went to the event
Each Collector Booster contains 15 Magic: The Gathering cards and 1 Traditional Foil double-sided token, with a combination of 57 cards of rarity Rare or higher and 35 Uncommon, 36 Common, and 1 Land cards
Hopefully, this list has helped you suss out some of the best options for the format, and find ideas about the types of lands you want
Having three known cards on the bottom of your library is less immediately powerful than some scry or reordering at the top but it offers far more ongoing information
Asmo is a real threat, but it takes a fair amount of time to set up the engine, which opponents can often abuse
Pyroblast and Red Elemental Blast are a great ace up the sleeve when pushing through permission, and in a pinch can destroy a problem permanent too