Some manufacturers make cube "shells" for this very purpose, which are basically just really skinny versions of deck boxes, built to hold only 15 cards - the size of a Booster pack - at a time
Null Elemental Blast Solid removal for artifact heavy decks that will counter an annoying number of spells, not least Commanders
Special Energy Cards: These cards have descriptions of the special effects at the bottom of the picture
Callaphe, Beloved of the Sea succeeds in one area where Brineborn Cutthroat falls flat: she gets big right away, rather than over time
Reign Of Jafar Breaks The Cycle This weeks Lorcana livestream revealed the Set Championship card from Reign of Jafar, and it made me excited and motivated to compete in Set Champs for the first time this year
I'd argue that Muxus's value is more immediately and flexibly useful