2021-22 Spectra · base set

Base Set

Cards 

150

Parallels 

19

Numbered 1-150: cards 1-100 headed "Veterans", cards 101-150 headed "Rookies" on checklistcenter.com; cardsmithsbreaks.com independently breaks the same 150 out as "Base: 100 cards" + "Base Rookies: 50 cards". rookie_flag in base_cards.csv set from this two-source-agreeing veteran/rookie split (a genuine explicit split, unlike the 2020-21 sibling where no source gave one - see gaps for the single-source caveat on the split itself). multi-source (checklistcenter.com, cardsmithsbreaks.com, cardboardconnection.com, tcdb.com).