There are 3 cards in the Foundations Starter Collection that are listed as FDC since they are commander only https://scryfall.com/sets/fdc
Additionally the bonus Groot cards from the Secret Lair x Marvel drops are missing, specifically:
Masterwork of Ingenuity SLD0863 https://scryfall.com/card/sld/863/masterwork-of-ingenuity
Sculpting Steel SLD0864 https://scryfall.com/card/sld/864/sculpting-steel
Regrowth SLD0866 https://scryfall.com/card/sld/866/regrowth
Unnatural Growth SLD0865 https://scryfall.com/card/sld/865/unnatural-growth
Nature's Lore SLD0867 https://scryfall.com/card/sld/867/natures-lore
Abundant Groot (Abundant Growth) SLD0870 https://scryfall.com/card/sld/870/abundant-growth
Earth's Mightiest Emblem (Arcane Signet) SLD0908 https://scryfall.com/card/sld/908/arcane-signet
will add them today! thanks!