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Mason McGwire Buzz normal We receive a commission for purchases made.

Baseball South Bend Cubs P · Age 22 ⟳ Recent Updated yesterday · Snapshot: 2026-06-07
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Mason McGwire on eBay
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Autos Rookies RC PSA 10 Numbered Patch/Relic 1st Bowman SP / SSP Chrome
🏟️ High-A Affiliate
South Bend Cubs
High-A · Chicago Cubs Affiliate
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Heat Score
9.5
Today
Δ Heat
+9.0
vs reference
Heat Rank
—
Move Rank (7d)
—
Buzz (7d total)
6
Latest: 5
Today's Listings
119
eBay active
Avg Listings (7d)
117
7-day average
🔥 Heat Score History
Last 30 days
Showing available data · gaps indicate days not yet collected
May 10May 17May 26Jun 1Jun 7
📈 30d Peak: 9.5 · Jun 7 Low: 0.6 Avg: 3.1
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Google News
Big Mac's son deals in first '26 start for ... a Cubs affiliate! - MLB.com
Sun, 19 Apr 2026 07:00:00 GMT
Mason McGwire, Mark McGwire’s Son, Impresses in First Start of Season With Cubs’ High-A Affiliate - World Baseball Network
Mon, 20 Apr 2026 20:25:27 GMT
Mason McGwire In play, run(s) to Brooks Bryan - MLB.com
Sat, 11 Apr 2026 07:00:00 GMT
Mark McGwire’s 22-year-old son, Mason, is dominating in the minor leagues - New York Post
Tue, 21 Apr 2026 07:00:00 GMT
Mason McGwire: MLB News, Bio & More - CubsHQ
Fri, 27 Mar 2026 04:36:48 GMT
Mark McGwire's Identical Son Is Looking NASTY As A Minor League Baseball Pitching Prospect With His Rival Club - BroBible
Tue, 21 Apr 2026 07:00:00 GMT
Former Cubs Rival Mark McGwire's Son Dazzles for Chicago in Minor Leagues - Sports Illustrated
Tue, 21 Apr 2026 07:00:00 GMT
Mark McGwire’s son turns heads with his minor league dominance - Larry Brown Sports
Tue, 21 Apr 2026 07:00:00 GMT
Watch Mark McGwire's Son Mason's 'NASTY' Highlights as Cubs Pitcher Trends After MLB's Video - Bleacher Report
Mon, 20 Apr 2026 07:00:00 GMT
Mason McGwire's five strikeouts - MLB.com
Sun, 19 Apr 2026 07:00:00 GMT
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