Underdog Fantasy 101: How Pick'em Slips Work | DMP Learn
Definition
Underdog Fantasy 101 in sports betting what Underdog Fantasy Pick'em is, how slips work, and how to get started.
Think of it this way
Think of a slip like a parlay at a traditional sportsbook — but built from individual player stats instead of game outcomes.
Underdog Fantasy 101
Underdog Fantasy Pick'em is a player prop platform. You pick individual player stats and win cash if your picks are right. No full rosters, no complicated lineups — just individual player props.
How Higher/Lower Picking Works
Every prop on Underdog has two options: Higher or Lower.
Example: Luka Doncic — 29.5 Points
- Pick Higher → Luka needs 30+ points
- Pick Lower → Luka needs 29 or fewer
It's that simple. One decision per pick.
What Is a Slip?
A slip is a multi-leg bet. You combine 2–6 props into one entry. All (or most) must hit for you to win.
- 2-leg slip → Pick 2 props, combine them
- 3-leg slip → Pick 3 props
- Up to 6 legs on most entries
More legs = bigger payout, but also harder to hit.
Entry Types: Standard vs Flex
Underdog offers two ways to play each slip:
| Standard | Flex | |
|---|---|---|
| What you need | All legs must hit | Can miss one leg |
| Payout | Higher multiplier | Lower multiplier |
| Risk | Higher | Lower |
| Best for | High-confidence slips | Longer slips (4–6 legs) |
Standard is all-or-nothing. Higher reward, but one bad pick kills the slip.
Flex lets you miss one pick and still cash. You trade some payout for a safety net.
How Multipliers Work
Multipliers determine your payout. A 2.5x multiplier on a $10 entry pays $25 if you win.
Multipliers vary by slip length and popularity of each pick:
- Popular picks get a discount (e.g., 0.85x adjustment)
- Less popular picks get a boost (e.g., 1.12x adjustment)
This is why you should always verify the true EV after entering real multipliers from Underdog — the platform adjusts payouts based on betting action.
Which Sports and Props?
Underdog covers:
- NBA, NCAAB, WNBA — Points, rebounds, assists, 3PM, combo props (P+A, P+R, PRA)
- NFL, NCAAF — Passing yards, rushing yards, receiving yards, receptions, TDs
- MLB — Total bases, strikeouts, home runs
How DMP Fits In
DMP's Underdog Slips tool auto-generates slip recommendations ranked by expected value (EV). You don't need to hunt for picks manually.
Every slip is a starting point, not a locked-in pick. You can:
- Remove legs you're not confident about
- Swap the prop market (e.g., Points → Rebounds)
- Adjust the line
- Flip the side (Higher/Lower)
- Edit per-leg multipliers
EV recalculates in real time as you customize. Think of it as both a recommendation engine and a live EV calculator.
The 6-Step Workflow
- Open DMP Slips → see auto-ranked recommendations
- Review each slip: fair probability, projection edge, risk signals
- Customize to fit your read (or use as-is)
- Open Underdog and build the slip
- Enter per-leg multipliers from Underdog
- Check "Calculate True EV" — if PLAYABLE, place the bet
When to Pass
Skip any slip that:
- Shows negative EV after entering real multipliers
- Has a player on the injury report (Minutes Risk flag)
- Comes from a game with a large spread (blowout risk)
- Is missing a player you relied on
Next: Learn about PrizePicks, the other major platform, and how the math compares.
How DMP uses this
DMP's Slips tool removes the guesswork. You get ranked recommendations by EV, and every slip is customizable in real time.
Common mistake
Submitting a slip without checking EV after entering actual Underdog multipliers. The platform adjusts payouts for popular picks — a slip that looks +EV can turn negative after a 0.85x discount.
After this lesson
You understand how Underdog Pick'em works, what Standard vs Flex means, and how to use DMP Slips to find +EV entries.