This is because the set featured tons of cheap Eldrazi that were easy to ramp into using Eldrazi Temple and Eye of Ugin
This second Collector's Guide tells the story behind the game of sets 5-8 of the popular trading card game
And now, finally, we've come to the moment where this exact same event with multiversal shenanigans and many different versions of Spider-Man and his mythos has come to an exceptionally popular trading card game and I feel nothing
Like most Magic: The Gathering cards, the value of Naban, Dean of Iteration depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Foundations Jumpstart)
It is effective card quality and very good mana efficiency whenever you can usefully use more than one mode
There have been several cards in the past that produce extra mana but restrict it to 'spells/costs containing X,' but none of them have been particularly impressive