It also requires direct contact with other humans, which can be a deal-breaker for people who prefer the comfort of automation instead
Last year, I got to talk about the Warhammer 40,000 Commander Decks
Pretty nifty body to copy/flicker for value
You know you'll get it out on turn 3-4 and you just need to hit a way to mill or search for something to put in your yard early, and then you can move into midgame with a big threat on the table, and the ability to get it back without jacking up your commander tax repeatedly
They're also great to get started with for draft events if you or your group is short on lands
Hellrider, Brutal Hordechief, and Mishra, Claimed by Gix all deal damage or drain life just for declaring attackers