Whirler Virtuoso is exactly the kind of energy payoff you want
The high MV is a problem, but with some support from cards like Repurposing Bay and Spire Golem this legendary artifact should be beefing up your creatures in no time
The best modes are likely going to be searching for two lands and distributing two +1/+1 tokens on each creature you control
Overall, I like a lot of what Midnight Hunt does in terms of world-building and how it represents things mechanically, too
Boromir, Warden of the Tower Boromir, Warden of the Tower does the work of Lavinia, Azorius Renegade to smash cascade decks with one less color and without the stax piece that make you universally hated
Oftentimes I determined I'd rather have value creatures over hexproof ones as at least that way you're probably more likely to draw into gas including the creatures that have hexproof