4 Riders of Rohan The Lord Of The Rings There's a good argument to make that Universes Beyond Commander precons are a great way to learn how to play the format if you have a vested interest in the IP the deck is based around
Losing the Game The ways you can lose the game don't change, but what happens when a player loses is very different
Whether you want to dominate the table, or to defend against all-comers, CommanderComplete "Elite" decks operate at the highest level
Heck, you can drop most of the tricks and just go for a full-out Sultai Counter deck, merging the -1/-1 Counter tricks of Hapatra, Vizier of Poisons with the +1/+1 Counter power of Pir, Imaginative Rascal & Toothy, Imaginary Friend
While he's capped at only producing a single karnstruct each turn, these things get HUGE in an Artifact deck, and giving your board menace is fantastic to enable lethal attacks
Lorcana is no stranger to D23