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🩹 MLB IL
Aaron Judge 60D 61 Bobby Witt Jr. 10D 60 Juan Soto 10D 59 Roman Anthony 60D 57 Cody Bellinger 10D 57 Full tracker →
Live player + card market intelligence

Track Players.
Know the Market.

CardViper monitors 16,277 players across 5 sports and scores their card market heat daily — so you always know which players are worth chasing before the market moves.

16,277Players tracked
359Teams indexed
80KMonthly visitors
845KTotal visitors
🔥 Top heat scores right now Full leaderboard →
1
LJ
LeBron James
Philadelphia 76ers · F
BASKETBALL
81 2
SO
Shohei Ohtani
Los Angeles Dodgers · TWP
BASEBALL
80 3
MM
Munetaka Murakami
Chicago White Sox · 1B
BASEBALL
73 4
JH
Justin Herbert
Los Angeles Chargers · QB
FOOTBALL
73 5
BH
Bryce Harper
Philadelphia Phillies · 1B
BASEBALL
73 6
JA
Josh Allen
Buffalo Bills · QB
FOOTBALL
73
Sport markets

Choose your sport market

Jump into sport-specific trends, top players, team signals, and focused eBay card searches.

MLB Prospects, injuries, team heat, and baseball card searches. Open hub → NFL Rookie QBs, weekly movers, team demand, and football card searches. Open hub → NBA Scorers, young stars, market movers, and basketball card searches. Open hub → NHL Young Guns, goalies, skaters, and hockey card searches. Open hub → Soccer Global rookies, club momentum, and soccer card searches. Open hub →
Step 01
👤
We track the player
Stats, news, injuries, performance, and social buzz are monitored 24/7 across 16,277 players in MLB, NBA, NFL, NHL, and MLS.
Step 02
📊
We score the heat
A real-time Heat Score (0–100) reflects how much market activity surrounds a player — spikes in news, eBay volume, and search demand all factor in.
Step 03
💰
You find the value
Jump straight to live eBay auctions filtered by sport and player, sorted by what's hottest — buy at the right time, every time.
Players driving the market
Highest heat scores today — their cards are moving on eBay right now
Open all trends →
LJ
LeBron James
Philadelphia 76ers · F · BASKETBALL
Heat Score 81
View Player → Find Comps
SO
Shohei Ohtani
Los Angeles Dodgers · TWP · BASEBALL
Heat Score 80
View Player → Find Comps
MM
Munetaka Murakami
Chicago White Sox · 1B · BASEBALL
Heat Score 73
View Player → Find Comps
JH
Justin Herbert
Los Angeles Chargers · QB · FOOTBALL
Heat Score 73
View Player → Find Comps

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