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CardViper Intelligence

Marcelo Mayer Buzz normal 10-Day IL We receive a commission for purchases made.

Baseball Sacramento River Cats 2B · Age 23 Recent Updated yesterday · Snapshot: 2026-09-11
Heat Score What Heat means Heat is CardViper's daily player signal. It blends card-market activity, search/listing movement, news, social buzz, and recent change to show who collectors are watching right now.
42.6
Today
Delta Heat
-0.8
vs reference
Heat Rank
#239
of 4,002 players
Move Rank (7d)
#3252
of 4,002
Buzz (7d total)
59
Latest: 8
Today's Listings
47,018
eBay active
Avg Listings (7d)
46,841
7-day average
Player intelligence
Strong hobby signal
Heat at 42.6 with -0.8 movement; power is the leading performance input; 47,018 active listings keep the card trail visible.
75
AI read
Full Stats
2026
4
GAMES
.353
AVG
.421
OBP
.588
SLG
1.009
OPS
1
HR
3
RBI
0
SB
2
BB
9
SO
Projected End of Season
If availability holds: about 115 games left
30
HR
89
RBI
0
SB
60
BB
268
SO
Advanced Metrics
Performance model
Power
Overall hitting impact
1.009 OPS
On-Base
How often he reaches
.421 OBP
Season Pace
Adjusted for games left
30 HR finish
Market Fit
Stats to eBay
Market Activity
Active eBay listings
100/100
Momentum
Heat score movement
43/100
Heat Score History What Heat means Heat is CardViper's daily player signal. It blends card-market activity, search/listing movement, news, social buzz, and recent change to show who collectors are watching right now.
Last 30 days
Showing available data - gaps indicate days not yet collected
Aug 13Aug 19Aug 25Aug 31Sep 11
30d Peak: 55.6 - Sep 4 Low: 37.2 Avg: 48.6
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Reddit Mentions
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