As Commander is a multiplayer format, this ability can be utilized on each player's turn, providing significant value and allowing you to easily dig through your deck for key cards and answers
Needing to sacrifice an artifact is a hefty cost, but in white/black in particular, there should be plenty of fodder for you to cash in and get a really solid boost from
Mask of Memory, Dark Bargain, Daretti, Scrap Savant, and Neheb, Dreadhorde Champion continue the draw/discard combo, with the latter two providing some nice recursion and some mana to spend while burning through cards
Unchecked boxes can end up on shelves for players to look through
Later on in the game where a cheap small dork is weak and where an inability to block is far more relevant you at least have the option to make as a 1/1 which may sound awful but is correct surprisingly often and makes the card far far better than a straight 2/2 can't block would be
So, time now for the more interesting pack