Having the ability to store more and more counters on this card until you are ready to blast feels very Aetherflux Reservoir or Shrine of Burning Rage-esque
Your goal is to always be able to cast all three of these cards
Burst Lightning proves invaluable as both early-game removal and a late-game finisher, but Boltwave and Boros Charm stand out for their sheer mana efficiency
FromTheShire: Great nod to a Commander staple, and with the acceleration these decks are going to be packing 7 mana isn't even that much
Format legality: hide cards that arent legal in the format youre building for, so you never accidentally add a banned card
It includes your foes, but since you are building around power matters with her tap ability anyway, that should be easier for you and harder for your foes, and that's nasty card draw in your color