On your next turn, after selecting your Pokmon on the bench or the active field, you can use 1 Energy card
Regardless, these types of decks are always enjoyable to play, as well as learning how to approach different matchups and when you should hold off on playing certain removal cards to save them for bigger threats
This is still nice for EDH because adding to the battlefield and drawing cards is always fine in a slower format where people are wrathing left and right
As Mark Rosewater has previously discussed, while MTG may not facilitate an opt-out model, opt-in mechanics such as the Acorn cards in Unfinity allows everyone to find their own fun
While he mills a single card per player, you could activate some other effect that mills cards to widen your pool of potential spells and lands that Coram could cast.
With hype finally settling down, a PSA 10 version of the card has recently sold for $595