Your Source for MiLB Prospects
& Baseball Cards

Live minor league prospect grades powered by real MLB Stats API data — plus a curated eBay card shop focused on up-and-coming talent.

⚾ Open Prospect Tracker 🛍️ Browse the Shop
📱 Now on iPhone & iPad Download on theApp Store
What We Offer

Data-Driven Prospect Analysis

Our custom projection formula grades every MiLB hitter and pitcher using live stats — no rankings pulled from somewhere else.

📊
By Level
Browse Rookie, Low-A, High-A, Double-A, and Triple-A leaders. Filter by time window: last 30, 60, 90 days or full season.
🏆
Top 100
The top 100 prospects across all 5 levels — batters and pitchers combined — ranked by our projection score.
🏟️
By Team
Select any of the 30 MLB organizations to see their top 10 hitting and pitching prospects across all affiliates.
⚙️
Custom Formula
Batters: BB%, K% inv, ISO, Hard Contact, Age/Level, AVG. Pitchers: K%, BB% inv, WHIP, HR/9, Age/Level.
Live Tracker

Real Stats, Real Grades

Every score is calculated live from the MLB Stats API. No stale rankings — just current performance graded by our formula.

MiLB Prospect Tracker · Top 100 · Last 30 Days
📊 By Level 🏆 Top 100 🏟️ By Team
#1
Top Pitching Prospect
⚾ SP · Double-A · Age 22 · K% 34.1 · WHIP 0.88
91
#2
Top Hitting Prospect
🏏 BAT · Triple-A · Age 23 · .312 AVG · .987 OPS
88
#3
Rising Low-A Star
🏏 BAT · Low-A · Age 20 · BB% 14.2 · ISO .285
82
View live rankings with real player names →
eBay Shop

Baseball Cards for Every Collector

We specialize in prospect cards, rookies, and hobby breaks. All sales through eBay — buyer protections included.

⭐
Rookie Cards
First-year stars & prospects
💎
Autographs
Certified autos & hard-signed
🔢
Numbered Parallels
Low-numbered & 1-of-1s
📦
Lots & Bundles
Player lots & team collections
🛒 Shop on eBay All listings are on eBay with buyer protection, fast shipping, and easy returns.
View All Listings →

About Foul Pole Sports Cards

We're collectors first. Everything in the shop has been hand-selected with an eye toward value and quality. The MiLB tracker grew out of our own process for identifying prospect cards before they blow up.

Based in the US. All cards ship with tracking. Questions? Reach us through eBay messages or the About page.

Learn More →
5
Minor League Levels Tracked
30
MLB Organizations Covered
100+
Prospects Graded Live
4
Time Windows Available