D00-DL, Caricaturist, which we can all agree to call DoodleBot, is an Unfinity commander with an acorn stamp that bans it from the format
I personally play a minimum of 6 cards and a rough maximum of 10, with the caveat that commanders like Lord Windgrace are going to require more than commanders like Kinnan, Bonder Prodigy
Maybe we take it a step further, into Myr Battlesphere (and other associated Myr cards) or Maelstrom Colossus, and then use Ingenuity Engine to help get back the things from the graveyard put there by Glacians ability
Teferi's is whispy to show his time-manipulating skills, Chandra's are singed for her pyromancy, Garruk's have plants growing in the background, and so on
Arcbound Worker Ah, the classic worker peon