Archfiend Playtime X TRAP Special Summon 1 Level 7 or lower "Archfiend" monster from your hand or Deck, or if you have an "Archfiend" Ritual Monster in your face-up Extra Deck, you can Special Summon up to 1 each of "Royal Archfiend", "Duke Archfiend", and "Highness Archfiend" from your hand and/or Deck instead
So if you have fewer creatures than the support number, youd just place the +1/+1 counter on each creature you can
If you are building a deck around the crew mechanic, these are the ones to know
Trivia: Wizards of the Coast (yes, the Magic publisher) actually printed the first Pokmon TCG sets in English
There is of course precedent for re-releasing classic cards as part of an anniversary collection
Of course, what makes for the best MTG Modern Horizons 3 Commander deck will vary a little depending on your own personal playstyle and preferences, but hopefully, this will help put you on the right path to finding your favorite of the set