It has no gameplay function, no matter how hard the quote goes
As such, expect the cemetery cycle of cards to be in demand and remain at a decent price, given how broad their application can be
These include cards such as Alisaie (reduces spell cost), Alphinaud (draw), Archmage of Runes (cost reduction, draw), Fandaniel (surveil, direct damage), G'raha Tia (creature tokens), Hermes (creature tokens), Krile (graveyard return), and many more
These include: A mix of common, uncommon, and rare cards 12 Rare or mythic rare cards per booster A selection of basic lands and land cards needed to complete your deck A Theme card that outlines the packs identity and decklist Collectors may also notice small details on cards, such as the visible pen stroke at the end of the word 'Deckmaster,' a well-known printing quirk that has become a recognizable feature in Magic: The Gathering's history
Consistency is really important for the quick decks and a 3rd colour is not conducive to that end