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Season-long props · NFL · NBA · NHL · CFB
Shop every season-long line before it moves.
Compare 670+ NFL, NBA, NHL & College Football props across PrizePicks and Underdog — with five years of results, live line movement, schedule difficulty, and injury context, all in one board.
670+season-long props
2 booksshopped side by side
5 seasonsof real results
21+. For entertainment & information only — not a sportsbook. Play responsibly.
Season-long props, backed by five years of data.
SZN Lab grades every PrizePicks & Underdog season-long line against real results — with live line movement, matchup difficulty, and injury context on one board. Research the number instead of guessing it.
A board that looks like the pros’ tools
Dense, fast, and built for one thing: season-long props. Full-screen player cards, five-season bar charts, live line movement.
The player card
Every number. One card.
Open any player and get five seasons of real results, the line’s full movement, and the matchup — the same depth on your desktop and in your pocket.
Explore the card
Puka Nacua · Rec Yds
PrizePicks1149.5Best over
Underdog1174.5Take the over at PrizePicks — 25 yards cheaper.
Line shopping
Two books. One tap.
Every line compared across PrizePicks and Underdog, with the better number flagged. Take each side where it’s cheapest — no second tab required.
Line movement
See it move. Then pounce.
Every line tracked from open to now, with the full history charted. Know exactly how the books are adjusting before you lock a number in.
Line movement
Bijan Robinson · Rushing Yds▲ 25 since open
Open 1099.5Now 1124.5
Every board. One place.
Four sports and both major pick’em books in one dashboard. NFL, NBA, NHL and College Football are live — MLB is next.
The whole toolkit, one board
Every tool built for season-long props — line shopping, movement, market signal, matchups, alerts and more.
PP1124.5
UD1100.5BEST
Two books, one board
Every player + stat compared across PrizePicks and Underdog side by side. Take each side at the book with the better number — we flag the gap for you.
▲ 1.5 since open
Watch the line move
Every line tracked over time with open → now deltas and a history chart. See exactly how the books are adjusting before you lock in.
Over 899.562%
MVP odds34%
See what the money says
Live prediction-market prices from Kalshi sit right beside our history — a second, independent read on every line, plus MVP and award-race odds on the player card.
#1/ 32Easiest slate
Rank the schedule, not just the player
Every prop's full-season slate ranked league-wide against opposing defenses — #1 = the easiest schedule to target the over. Know who's set up to smash before you pick.
Line movedGarrett 14 → 15.75
Never get caught off guard
Get pinged when a tracked line moves or a prop gets pulled — and see injury status + depth-chart role right on the card, so a hurt player or a backup never wrecks your slip.
Read it against real history
Each line measured against the player's last 5 completed seasons — 5/5 overs, hit rates, and season bar charts at a glance.
On pace73%
1,042 / 1,124.5 yds · 11 games leftTrack your season, live
Log your picks and slips, then watch a pace-based probability update through the year as the games are actually played.
PN
BR
JA
Sharp, not sluggish
A dense research table that stays quick on desktop and fits clean on your phone. Filter by team, stat, position, and trend in a click.
Stop guessing. Start shopping lines.
One subscription, every season-long prop, all season long. Cancel anytime.
Questions
Is SZN Lab a sportsbook?
No. We're an analytics and research tool — we don't accept wagers or hold funds. We help you read the lines; where you play is up to you.
Which books do you cover?
PrizePicks and Underdog season-long NFL props today, with more on the way. You can switch books instantly and shop the better line.
Do you guarantee winning bets?
No — nobody can. Our trends and projections are statistical estimates that can be wrong. Bet responsibly and only what you can afford to lose.
How fresh is the data?
Lines are captured on a recurring schedule, with movement and removals tracked every run so you always see the latest board.