To get up to those higher levels of mana reliably, youll want to pack plenty of ramp
That's because the more packs you open, the higher the chance to pull immersive cards
not drawing the most important cards, never getting some way to easily add them to the hand, or straight-up bricking (a term which means that you have no way to play any card in your hand at that moment, therefore youre stuck)
Im glad it is here but the fact DDM was a stronger push in North America when Capsule Monster Chess would have been a more compelling product will always be strange to me
The counterspell package is an eternal work-in-progress that you should shift around based on what decks you expect, but Lofty Denial is the truth and an easy four-of no matter what as it is easy to enable and hits basically everything
Which you should, by the way