The Interaction The number one thing people mention when talking about commander deck building issues is interaction
If you can force a player to attack you, they'll either have to pay Kazuul's tax effect, or let you make the 3/3 tokens
Recent decks, like the Emerald/Amber option from Whispers in the Well or the Amber/Ruby Pirate deck from Azurite Sea, are balanced, ready to play right out of the box, and give you a solid feel for how different ink colors work together
It basically turns your setup effects into card advantage, so its a great pick for spellslinger or control builds that constantly filter through the top of their deck
If you are looking to collect the rarest cards in Lorcana The First Chapter, you will need to open a lot of booster packs
I'm really sad that this was not for the Phryexians from the previous set, Commander Legends