Update New CardViper updates are live: faster pages, smarter searches, and cleaner card tools. See what changed See what changed
Back to Teams
CardViper Intelligence

Ryan Fernandez Buzz normal We receive a commission for purchases made.

Baseball St. Louis Cardinals P · Age 28 ☆ Save player NEW Queued Data from 3 days ago - updating soon · Snapshot: 2026-09-30
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.
6.6
Today
Delta Heat
0.0
vs reference
Heat Rank
#1924
of 4,137 players
Move Rank (7d)
#434
of 4,137
Buzz (7d total)
2
Latest: 1
Today's Listings
1,123
eBay active
Avg Listings (7d)
1,123
7-day average
Player intelligence
Developing signal
Heat at 6.6 with +0.0 movement; miss bats is the leading performance input; 1,123 active listings keep the card trail visible.
42
AI read
Full Stats
2026
3.52
ERA
1.30
WHIP
10.96
K9
4.30
BB9
1
W
2
L
0
SV
23.0
IP
28
K
Projected End of Season
If availability holds: about 150 games left
4
W
8
L
0
SV
112
K
Advanced Metrics
Performance model
Miss bats
Strikeout pressure
11.0 K/9
Command
Free-pass control
4.3 BB/9
Run prevention
Surface results
3.52 ERA
Market Fit
Stats to eBay
Market Activity
Active eBay listings
67/100
Momentum
Heat score movement
7/100
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
Sep 4Sep 11Sep 19Sep 26Sep 30
30d Peak: 15.5 - Sep 4 Low: 6.6 Avg: 7.8
Google News
No Google News cached yet.
Reddit Mentions
No Reddit posts cached yet.