2021 Topps Opening Day Baseball
20 sets — base, inserts & parallels
2021 Topps Opening Day Baseball includes a base set plus 19 insert and parallel sets. Browse every set below, organized by type — base, inserts, autographs and memorabilia — each with its own checklist and card values.
Base Set220 cardsDiamond Relics26 cardsWalk this Way25 cardsDugout Peeks25 cardsLegends of Baseball25 cardsOrigins25 cardsRelics25 cardsMascots24 cardsOpening Day Autographs21 cardsOpening Day15 cardsOutstanding Opening Days10 cardsBallpark Profile Autographs10 cardsDiamond Relics Autographs10 cardsMajor League Mementos10 cardsMascot Patches10 cardsOrigins Autographs10 cardsTurf War Dual Diamond Relics10 cardsMascot Relics8 cardsMascot Autographs3 cardsMascot Autographed Relics1 cards