info on link below
form isnt up yet so just chill until 3/29
To celebrate, fans can sign in at mlb.com/cards and receive a free pack of baseball cards. Each pack will contain five base cards from Topps, five base cards from Upper Deck, one chase card from Topps, one chase card from Upper Deck, and one informational card. Participating hobby stores will also hand out free packs on National Baseball Card Day, as will stadiums that are hosting some of the final exhibition games before the regular season gets under way.
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