Mark Castor
@MCastor0115
Trenton, FL
Follow on CollX
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5,291
Items
Rising Star Seller
Joined since Feb 2026
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Followers
75
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Following
6
What I'm Collecting
Mickey Mantle
Cal Ripken Jr.
Ken Griffey Jr.
Aaron Judge
Shohei Ohtani
Michael Jordan
Emmitt Smith
Barry Sanders
Tom Brady
Baseball
Basketball
Football
Hockey
Pokémon
Magic: The Gathering
Multi-sport
MMA
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Total cards sold:
40
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Average ship time:
1.7 days
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Last active:
about 17 hours ago
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Seller rating
(21)
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Buyer rating
(0)
Minimum of $2.00 per order
Tracked USPS standard envelope. $0.75-$1.31 | USPS Ground Advantage if 3.0oz+, $50.00+ or Graded cards. $5.90–$12