And as a Combo deck the "drawback" of spells not being counterable works in your favor since nobody can counter you the turn you go off
But its the Dragonstorm Special Guest cards that players will want in order to solve the most diverse color challenges in their decks fetch lands
There's an issue of ubiquity at stake here, as if there are too many good cantrips, you're just shrinking the number of playable cards in a format, but in this new modern populated with many cascade spells that stop you from playing cantrips, as well as the desire to want to fetch a tapped tri-land on turn one, it would be interesting to see Ponder turned loose as well
Its probably more playable than most other cards in the set, but its far from being a premiere card
One leader activation gets you at most one free Supernova from the field-cost-into-Life-reveal line per turn
The most expensive card in the Ultra Prism set is Lillie Full Art Trainer