The question for building the deck is if we want to go full mill as a win condition or just some incidental milling as a method of getting creatures into the graveyard to regrow with Captain Nghathrod
Scrib Nibblers If you havent heard of this card before, I wouldnt be surprised
Add non-English printings across the ten languages Wizards supports, and you are looking at hundreds of thousands of individual card versions
The Goad side of the deck is also a bit of a let-down as Firkraag, Cunning Instigator's color identity doesn't include Black, ruling out many Goad deck auto-includes
Delayed Blast Fireball Delayed Blast Fireball is reasonably-costed for what it does, wiping out big chunks of the battlefield, and doming opponents for five when cast off foretell
That said, I think Crystal Barricade, a consummate tech card, is one of the most exciting cards in Foundations by a long shot