When it comes to trading, sports cards are in another league
Acuna Jr. Rookie Brings Nearly $400,000 in Goldin Monthly Auction
Extremely rare Mike Trout rookie baseball card set to top $1M at auction
Mickey Mantle Baseball Card $5.2M USD Auction Record
Rare Mike Trout Rookie Card Sells For Over $1 Million To Famous DJ!!
Mike Trout Signed Rookie Card Sells for $3.93M to Break All-Time Record, News, Scores, Highlights, Stats, and Rumors
2009 Bowman Chrome Draft Picks & Prospects Mike Trout Autograph
2011 Topps Update Mike Trout Wal-Mart Blue Border
OPINION: When Baseball Cards Sell For Millions, They Lose Their Real Value : NPR
Mike Trout - Wikipedia
Trout rookie baseball card becomes highest-price trading card ever
Most Valuable Rookie Card in Every Topps Baseball Set, 1952-2020
What baseball cards are the rarest? – Display Zone
Classic rookie card for each MLB team
Babe Ruth rookie card sells for record $2.46 million