I found two The List cards which are missing:
Elspeth, Undaunted Hero - https://scryfall.com/card/plist/728/els … unted-hero
Fountain Watch - https://scryfall.com/card/plist/744/fountain-watch
Commander Legends: Battle for Baldur's Gate is missing cards 607-645, the borderless versions of the precon cards:
607 Deep Gnome Terramancer https://scryfall.com/card/clb/607/deep- … erramancer
608 Folk Hero https://scryfall.com/card/clb/608/folk-hero
609 Harper Recruiter https://scryfall.com/card/clb/609/harper-recruiter
610 Seasoned Dungeoneer https://scryfall.com/card/clb/610/seasoned-dungeoneer
611 Stick Together https://scryfall.com/card/clb/611/stick-together
612 Aboleth Spawn https://scryfall.com/card/clb/612/aboleth-spawn
613 Astral Dragon https://scryfall.com/card/clb/613/astral-dragon
614 Clan Crafter https://scryfall.com/card/clb/614/clan-crafter
615 Endless Evil https://scryfall.com/card/clb/615/endless-evil
616 Grell Philosopher https://scryfall.com/card/clb/616/grell-philosopher
617 Mocking Doppelganger https://scryfall.com/card/clb/617/mocking-doppelganger
618 Psionic Ritual https://scryfall.com/card/clb/618/psionic-ritual
619 Zellix, Sanity Flayer https://scryfall.com/card/clb/619/zellix-sanity-flayer
620 Black Market Connections https://scryfall.com/card/clb/620/black … onnections
621 Brainstealer Dragon https://scryfall.com/card/clb/621/brainstealer-dragon
622 Burakos, Party Leader https://scryfall.com/card/clb/622/burakos-party-leader
623 From the Catacombs https://scryfall.com/card/clb/623/from-the-catacombs
624 Haunted One https://scryfall.com/card/clb/624/haunted-one
625 Solemn Doomguide https://scryfall.com/card/clb/625/solemn-doomguide
626 Uchuulon https://scryfall.com/card/clb/626/uchuulon
627 Baeloth Barrityl, Entertainer https://scryfall.com/card/clb/627/baelo … ntertainer
628 Bothersome Quasit https://scryfall.com/card/clb/628/bothersome-quasit
629 Death Kiss https://scryfall.com/card/clb/629/death-kiss
630 Delayed Blast Fireball https://scryfall.com/card/clb/630/delay … t-fireball
631 Loot Dispute https://scryfall.com/card/clb/631/loot-dispute
632 Nalfeshnee https://scryfall.com/card/clb/632/nalfeshnee
633 Passionate Archaeologist https://scryfall.com/card/clb/633/passi … haeologist
634 Spectacular Showdown https://scryfall.com/card/clb/634/spectacular-showdown
635 Durnan of the Yawning Portal https://scryfall.com/card/clb/635/durna … ing-portal
636 Green Slime https://scryfall.com/card/clb/636/green-slime
637 Journey to the Lost City https://scryfall.com/card/clb/637/journ … -lost-city
638 Tlincalli Hunter // Retrieve Prey https://scryfall.com/card/clb/638/tlinc … rieve-prey
639 Venture Forth https://scryfall.com/card/clb/639/venture-forth
640 Captain N'ghathrod https://scryfall.com/card/clb/640/captain-nghathrod
641 Faldorn, Dread Wolf Herald https://scryfall.com/card/clb/641/faldo … olf-herald
642 Firkraag, Cunning Instigator https://scryfall.com/card/clb/642/firkr … instigator
643 Nalia de'Arnise https://scryfall.com/card/clb/643/nalia-dearnise
644 Multiclass Baldric https://scryfall.com/card/clb/644/multiclass-baldric
645 Sarevok's Tome https://scryfall.com/card/clb/645/sarevoks-tome