The most powerful decks in this format, in my opinion, are multi-color blue-based decks with two or three of the following win conditions: Blast of Genius with Treasure Cruise and a bit of recursion (e.g
Partner means you can opt for a couple of cards in the Command Zone, and its not just the turtles themselves, with April ONeil, Live on the Scene, and Splinter, the Mentor, available, too
Those are fine and dandy to my mind
The Lord of the Rings Set Booster Packs are designed for a fun pack-opening experience
At the beginning of the chosen players upkeep, The Rack deals X damage to that player, where X is 3 minus the number of cards in their hand
However, Commander 2021 gave white and red an emphasis on sacrificing artifacts for big effects, so having an easy way to fill white's card draw problem with an easy way to make expendable artifacts could be immensely useful in Lorehold/Boros decks