Cascading into another legendary nonland card that costs less, costing WUBRG, having chunky stats Hes strong enough to lead his own decks, but hes also a great piece of card advantage to stick in the likes of Sisay, Weatherlight Captain or Esika, God of the Tree
It also doesnt mean any action like an abilities effect, just action cards
Take just shy of 30 Apostles, drop in a Razaketh, the Foulblooded, a toolbox of demons like Lord of the Void, Archfiend of Depravity, and other cards that sound like Slayer albums from the 80s, and go to town
Much like Oko, Thief of Crowns before it, Uro showed how tricky it is to deal with three-mana cards which can offer both battlefield presence and turn-on-turn resource advantage
Ive heard anecdotally that there are around 3 million collector boosters printed for an average set (although special sets can have more)
Use cards like Sylvan Library, Scroll Rack, and Sensei's Divining Top to set the top cards of your library any way you like