What Are Rookie Cards?

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What Are Rookie Cards?
Rookie cards depict a player who is in their
rookie season in a sports league, typically
their first year of officially playing at the
highest level. These sports trading cards are
highly valued by collectors for several
reasons Limited Availability Investment
Potential Nostalgia and History Collecting
Milestones Collecting Milestones Player's First
Appearance Grading and Authentication
Significance of the Rookie Season