(I know, ramping is not the best thing to do when you already have a lot of mana, but its better than nothing, and it also lowers your chances of drawing more lands.) Besides, these are artifacts, and there are plenty of ways to leverage them in other ways in the set
This ruling blocks the effect of daybound
Each time you cast a colorless spell, this humble Insect gets a boost based on its mana value, and Trample to boot
This card has so many beautiful hues of yellow and orange that make it feel so regal and colorful and, considering it is an Amber Ink-type card, it pops even more
They also included a gold stamp of the player's autograph (a nice touch)
River Song isn't the first Universes Beyond spoiler to cause a price spike - earlier this month, a popular Lord of the Rings Commander caused a major rise for a Warhammer 40k card - what a crossover