A couple of cube worthy cards have some incidental energy but you don't really want them in your combo deck
Rites of Flourishing is a group hug card that helps all players equally, but it creates a problem in other strategies because you spend your mana on a card that helps everybody
Now, thats still five mana in total, but the key thing here is that you can flip Vesuvan Shapeshifter face up and face down a lot in a single match, and that means you can always have a copy of the best Creature on the battlefield
Was this a great year for lands
Inspiring Statuary is pretty cool in that you can tap the Treasures to discount non-artifact spells, effectively giving you mana from them without sacrificing them
Notable Rares Of The Mystic Archive A handful of the rare cards of the Strixhaven mystic archive are standouts as well, and players should be excited to get them in booster packs