There are 14 uncommons from the Beginner Box that can be found in these slots
P/T Number 1 Language English Legal Formats Alchemy, Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pioneer, Standard, Timeless, Vintage Rulings (10/2/2025) To determine the total cost of a spell, start with the mana cost or alternative cost you're paying, add any cost increases, then apply any cost reductions
Though I often advocate for sticking to a core group of three colors (usually including green) to base the deck on, fetchlands make it a lot easier to play this type of deck
For large collections, this process can take time since each card or product usually needs its own listing