Cards like Braids, Arisen Nightmare and Torment of Hailfire are good choices because it pushes the player to sacrifice or lose life
We talked about where the space wanted to be, but we left that work for the Set Design team
From the small white triangles near the black border of Alpha and Beta to the way the mana cost is printed (it is in solid black on a dotted background), several features of the card are checked
But thats not for everyone
Popular landfall token generators like Scute Swarm can make it easy to have excess creatures to sacrifice to this commanders attack trigger
Or, how about this: let's say that rather than buying one of each version of each card printed in 2020, you started with Zendikar Rising and worked your way back through Magic 's history, buying one complete, non-foil set of every Standard-legal set ever printed