You can play with more than two players
For many of the Sliver-related cards released this way, it was the first time they were available in a modern frame, not to mention being full art variants
The Mirrodin Towers ( Tower of Eons , Tower of Calamities , Tower of Champions , Tower of Fortunes ) These towers look epic, have huge activation costs, and rarely see play
There's a reason Lathril is in the top 10 most popular commanders of all time : Elves are extremely popular, and Lathril's both enabler and payoff for two-color elf decks
With so many fully fleshed-out Universes Beyond sets in our future, its safe to say we shouldnt expect Universes Within versions of many cards from outside IPs, if any
Practically, this meant that I managed the file of cards and made changes as we tested different iterations of the set