The distribution was organized the same as in Arabian Nights : Sections of UX ( X times on the Uncommon sheet ) and CX ( meaning X times on the Common sheet )
Brawl Legal Vintage Legal Timeless Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Not Legal Toolbox Notes and Rules Information for Emet-Selch of the Third Seat: The cost reduction applies only to generic mana in the total cost of spells you cast from your graveyard
Thats basically the Reserved List, in a nutshell
Angelic Accord hasnt caught a reprint since IMA, and foils are sitting hear $6 with very low supply This deck generates pressure for Parallel Lives, Anointed Procession and Doubling Season , but that pressure base is already large, and at least some of those have to catch a reprint in Commander Masters
Sheldon Menery, the godfather of Commander and head of the RC, even said that the card is too generically good and pleaded with Wizards to Please never print this card (Wizards apparently asks the RC for input during card design)
Then the two-cost one above will discard one to draw two or sac an artifact instead from Treasures to fuel for Goblin Welder above