Arceus has literally everything: generic energy requirements, high HP, an attack that can be used in your second turn and that accelerates energies, and an astonishing V-Star ability that allows the player to search for any combination of two cards at any point
While theres no confirmed U.S
Teferi is awesome for the first ability
Work with experienced freight forwarders and ensure all customs documentation is accurately prepared to avoid hold-ups
I think this deck is very mana-hungry, but it can also slow the pace of the game way down, and with all of the filtering of your draws you'll get later, you'll have the mana you need just by virtue of hitting all of your drops and finding all of your rocks
If Pot Of Greed ever comes off the banlist (which I dont think will ever happen) then you bet itd be going straight into this deck