Decks in these formats used fast mana like rituals and Ancient Tomb to get an early initiative permanent into play and start reaping the card advantage from the beginning of the game
The Dominaria United Commander Decks includes 1 ready-to-play deck of 100 Magic cards (2 traditional foil legendary cards, 98 nonfoil cards), a 2-card Collector Booster Sample Pack, 1 foil-etched Display Commander (a thick cardstock copy of the commander card with foil etched into the card's border and art), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 Life Wheel, 1 strategy insert, and 1 reference card
Sure, this is a lot less relevant but it also only costs one
Without Boros Convoke, Standard now lacks a go-wide Aggro deck that can benefit from aggressive one-drops like Lightstall Inquisitor
You don't have to (and, in fact, can't) sacrifice another creature
That, unfortunately, isnt a question I can answer