We also have plenty of "size matters" payoffs like drawing silly amounts of cards off Return of the Wildspeaker, ramping out all the lands with Traverse the Outlands, devouring entire armies with Monstrous Onslaught, and flooding the board with creatures with Scepter of Celebration
#125: Warhammer Age of Sigmar Champions I aint reading all that
Spirits have also been around forever, albeit in a much lower quantity and with a lesser quality to them
MTG - Duskmourn: House of Horrors Commander Deck Display (4 Decks) - EN
The Top Cut: The Finals Bracket in Pokmon TCG Top Cut After all the Swiss rounds are completed, the top-performing players advance to the "Top Cut." This is a single-elimination bracket (usually Top 8) where you must win to advance the climax of your Pokmon TCG top cut
This makes it more important as a commander than Sliver Hivelord, as in a best-of-one brawl game, you need to grow as quickly as possible