Plus, you won't be able to be stopped with counterspells easily thanks to Cavern
While I sympathize with the (probable) mathematician who suggested this X divided by Y templating, and actually do find it easier to understand, I also understand why we never saw this particular version again
He can attack without tapping and then use his tap ability in the second main phase
Seriously, though, to the extent that product fatigue is real, I hear about it most clearly from Magic boomers who speak wistfully of the days when they knew all the cards, which of course makes Commander easier to play
Kagemaros sacrifice effect has made it good across formats, Adamaro was key in Standard red aggro as a huge vanilla creature and is one of my favorite Commander vanilla creatures for scaling nicely against typical blue decks, Soramaro heads what is probably my best Commander deck, and Ill never disrespect Masumaro after all the times my wifes beaten me with it