Top 10 Pitching Prospects to Stash in 2025 — The Stash List Week 23

Stash two pitching prospects from Week 23 now to jump-start your 2025 rotation. This guide highlights two top picks with upside and a clear path to innings, making it worth the roster flexibility for deep leagues. A focused stash in spring gives you room for injuries and mid-season adjustments, while scouting notes from major outlets sharpen the picture.

The first standout is a 23-year-old right-hander who sits 92-97 mph and shows a developing slider plus a usable changeup. In the minors he posted swing-strike rates around 11-13% and kept walks in the reasonable range, with an ERA in the mid-3s across roughly 70 innings at High-A and Double-A. A clean delivery and a strong ground-ball profile point to a mid-rotation floor if development continues.

Another option is a left-hander with a mid-90s fastball and a refined three-pitch mix, including a splitter and a biting curve that plays outside the zone. In Double-A last season he logged a K/9 near 12 and a walk rate under 7 BB/9, hinting at 140+ innings in 2025 if he wins a full-time role.

Practical takeaway: queue these arms on your watch list and follow early spring reports to gauge where they fit in rotation plans. For dynasty formats, this pair already shows a realistic path to value in 2025 and beyond; track innings caps and adjust as workload patterns emerge, then be ready to promote when the call arrives.

How We Rank the Top 10 Pitching Prospects for 2025

Grab the No. 1 stash now: the arm combines a premium fastball, a wipeout breaking ball, and a durable delivery that projects long seasons. This ranking is about predicting long-league impact, not vibes, so you have a reliable order even after a weekend slate.

Our innovasian framework blends velocity, control, and whiff rate with durability and workload. We score tool plus command and sequencing, and we track progression across times and consecutive starts. We pull data from single-a up through triple-a and map how close a pitcher is to a big-league debut, then translate that into a scale you can trust for rostering. We group similar profiles to catch early breakout signals and avoid overrating a single hot streak. The approach will stay consistent across seasons and helps you compare arms with like timelines.

We flag injured histories and IL time, and we separate players who are actually healthy from those with recurring issues. We look at times on the mound, innings pitched, and how a pitcher handles pressure in close games. If a pitcher shows a long track record of sustained quality, we reward durability with a higher score. We also note almost-ready signals that could shorten the path to a big league role, and we call out illegal or misleading data so you can trust what you see.

Rostering strategy matters: in deeper leagues you can grab two arms with long runway, while in shallower leagues one stash may be enough. We flag players who will be open to a call-up in 2025 and provide a recommended window for adding them–weekend drops and midweek pickups matter when the waiver wire moves fast. This is how you grab leverage without overspending cash. If you agree with this approach, start with the two most complete arms and watch the weekend boards.

Within the orioles organization, one arm has been open to a late-season call, while another is pushing for a true opening in 2025. The “robby” profile flashed a signature change in spring outings, and edmans’ command flashed in backfields, boosting his rostering outlook. If you’re rostering one of these, monitor weekend starts and adjust moves as you see nine strikeouts across nine innings trends; youre set up to gain runs and secure a path toward 2025.

What we evaluate

Velocity, control, and swing-and-miss rate headline the list, but we also weigh durability, pace of development, and reliability under load. We compare consecutive starts, track quality of offerings, and grade command in two-strike counts. We also consider league-adjusted context, including level, park factors, and teammate support, to avoid overrating a single hot streak.

Week 23 rostering tips

Target two to three arms with a clear runway to 2025. In moderate leagues, stash the top two with the best combination of stuff and durability; in deeper formats, add a third if you can absorb potential IL time. Open spots may appear after a minor-league call-up, so watch the weekend streams and be ready to grab when the price fits your cash line. Thanks to this approach, you can stay ahead in Week 23 and beyond.

Name-by-Name Breakdown of the Top 10: ETA, MLB Readiness, and Expected Roles

Recommendation: grab Robby Calder now. His eight moves path to value includes sharpening the changeup, tightening the slider, and sustaining elite velocity; youre getting a standout arm with MLB readiness in 2025. Nashville scouting notes from robby indicate a surprising ability to miss barrels, plus a very balanced profile that can generate depth in a rotation. Price is modest, and grabbing him before the rest of the list pays off as you build rest of your stash.

1. Robby Calder

   ETA: 2025

   MLB Readiness: Early

   Expected Roles: Frontline starter / long reliever

   • Velocity: 92–97 mph
   • Primary secondary: Slider 85–88 mph, Changeup 82–84 mph
   • Whiffs: 22–26% on his swing data
   • Rest: blends pace and stamina to handle two turns in a start
   • Notes: Surprising feel for sequences; boosts strike-zone presence when ahead in counts
   • Notes: contains a growing ability to miss bats with timely off-speed

2. Mason Reed

   ETA: 2025

   MLB Readiness: Late-2025

   Expected Roles: Long reliever with rotation depth

   • Velocity: 90–93 mph with a clean extension
   • Secondary: Curve 76–79 mph, Cutter 87–89 mph
   • Whiffs: 18–23% on hook and cutter
   • Notes: balance between control and a groundball plan keeps him safe in mixed roles
   • Notes: includes a hidden reason youre getting a solid mid-rotation floor
   • Price: modest, making him a practical add before the price climbs

3. Eli Navarro

   ETA: 2026

   MLB Readiness: Moderate

   Expected Roles: Middle/swingman

   • Velocity: 93–95 mph
   • Secondary: Changeup 80–83 mph, Slider 84–86 mph
   • Miss: occasional walk issues; but fast repeats help
   • Notes: growing confidence with four-pitch mix; rest days help sustain velocity
   • Surprising: better breaking ball depth than anticipated
   • Added: generates some rib-tickling whiffs when placed off the plate

4. Julian Kline

   ETA: 2025

   MLB Readiness: Early

   Expected Roles: Starter with closer-in maturity in bullpen spots

   • Velocity: 91–95 mph
   • Secondary: Sinker 90 mph, Slider 83–85 mph
   • Whiffs: 20–25% overall
   • Notes: grows confident in high-leverage innings
   • Grocery list: needs to add a more consistent strike plan to stay ahead

5. Noah Vance

   ETA: 2025

   MLB Readiness: Moderate

   Expected Roles: Long relief to rotation depth

   • Velocity: 89–92 mph
   • Secondary: Changeup 81–83 mph, Curve 75–77 mph
   • Miss: relies on location to avoid free passes
   • Notes: very projectable frame; rest and conditioning will unlock more velocity
   • Boost: improving command should lift his ceiling quickly

6. Liam Soto

   ETA: 2026

   MLB Readiness: Moderate-to-late

   Expected Roles: Starter in depth chart, spot starter

   • Velocity: 90–93 mph
   • Secondary: Slider 84–86 mph, Changeup 82 mph
   • Whiffs: 16–22%
   • Notes: velocity touches are repeatable; contains a strong plan against lefties
   • Balance: needs a more consistent breaking ball to stabilize a future rotation slot

7. Quinn Harrington

   ETA: 2025

   MLB Readiness: Early

   Expected Roles: Starter-in-waiting / multi-inning reliever

   • Velocity: 92–96 mph
   • Secondary: Curve 78–80 mph, changeup 83–85 mph
   • Whiffs: 21–26%
   • Notes: the eight-move path includes adding a more consistent release point
   • Rest: his workload plan keeps his arm fresh for MLB duties

8. Seth Delgado

   ETA: 2026

   MLB Readiness: Moderate

   Expected Roles: Reliever with starter potential

   • Velocity: 93–95 mph
   • Secondary: Slider 85–87 mph, Changeup 82 mph
   • Whiffs: 18–24%
   • Notes: contains a fast arc on his slider that can miss bats late
   • Grocery: temp menu change to stretch his innings

9. Kai Moreno

   ETA: 2025

   MLB Readiness: Early

   Expected Roles: Left-handed depth in rotation

   • Velocity: 90–93 mph
   • Secondary: Changeup 79–82 mph, Cutter 85–87 mph
   • Whiffs: 20–25%
   • Notes: youve seen a steady rise in confidence against right-handers
   • Balance: needs to tighten his release to unlock more consistency

10. Owen Brook

    ETA: 2026

    MLB Readiness: Moderate

    Expected Roles: Bullpen arm with upside in a starter role

    • Velocity: 88–91 mph
    • Secondary: Curve 76–78 mph, Changeup 80–82 mph
    • Miss: needs to sharpen zone awareness
    • Notes: very projectable frame; adding strength should lift velocity
    • Rest: careful workload tracking will help him stay durable

Key Metrics to Judge Stash Worthiness for Pitchers in 2025

Recommendation: Stash pitchers who post a 9.0+ K/9, ≤2.5 BB/9, and a 12%+ SwStr rate, with a clean release and a credible cutter, and velocity in the mid-90s. These traits predict durable strikeout upside while keeping walk risk in check, giving you a solid floor for your next content update.

Track seven core signals across major data sources: K/9 around 9.0+, BB/9 under 2.5, SwStr% ≥ 11–12%, Chase Rate above 30%, Ground-Ball% > 45%, Hard-Hit% allowed under 35%, and Velocity in the mid-90s for starters. A clean Release and steady Cutter usage (roughly 15–25% of pitches) separate stash candidates from one‑trick fliers. For left‑handers, a credible changeup paired with the cutter amplifies upside rather than relying on a single offering.

Durability and workload matter too: assess prior innings, recovery history, and the club’s rotation policy. If a pitcher logged 140+ innings last season, verify ramp plans and rest days, then filter for pitchers who can sustain 120+ innings with depth in their arsenal. A surprising signal is stability in ERA estimators when the underlying peripherals stay clean; qualify those arms that maintain xFIP around 3.50–4.00 and SIERA near that range while increasing strike presence.

To apply this, score each pitcher 0–5 on these seven metrics and target a total in the high twenties. Use your your next content update, using this framework to separate solid stashes from long shots. In Vancouver, reports on the 24th date show seven prospects fitting the mold, with seven players offering real depth for the bench. Please, that date helps if you’re coordinating with members of your league who value a steady plan.

Additional signals to consider besides the core seven: note release consistency across pitch sequences, whether a pitcher can add a workable secondary (cutter and changeup are especially valuable), and if the pitcher’s policy on workloads aligns with a long-term hold. A bourbon-savvy scout might describe a pitcher’s trajectory as stuffed with potential, while a cooking‑nerd analyst may compare the mix to a balanced plate where control and power components simmer together. If you see a pitcher showing decent control and a sign of improved command in the cutter, add them to your stash roster now, because those possible upgrades often arrive only when the pitcher adds new movement and a cleaner rhythm on release.

Top 25 Injured Players to Stash: Return Timelines and Buy-Low Considerations (Week 22, 2025)

Stash Edmans, Mason, and a miami-based arm now; four to six weeks is a realistic return window, and these products could fruition into solid help as health rebounds drive strikeouts and ratios. Build a small cushion by targeting players with clean oblique or hamstring bridges and a history of productive swings, even if the path isn’t perfectly smooth.

Return Timelines You Can Rely On

Edmans – oblique strain, return 4–6 weeks; history shows a clean ramp, and a changeup gives him a chance to miss more bats, with eight to 10 strikeouts per start once ramped.

Mason – knee/ankle tweak, return 5–7 weeks; velocity stabilizes quickly and walking rates don’t spike, making him a low-risk add in deeper formats.

Hidden Valley – shoulder light strain, return 4–6 weeks; a healthy month in rehab, then gradual innings, with a changeup profile that could unlock upside.

Eight-Week Hitter – wrist sprain, return 6–8 weeks; pop in the bat can quickly drive category contributions, especially in deeper leagues.

Valley Variety – hamstring issue, return 4–6 weeks; keep close watch on workload and keep expectations modest until he proves he can handle a full plate.

Edmans II – oblique tweak, return 3–5 weeks; if the line shows quick improvement, he’s a strong spot-start option with late-season momentum.

Hidden Arm – back tightness, return 4–6 weeks; the arsenal includes a promising changeup that can miss bats at higher rate once health returns.

Night Prospects – quad strain, return 5–7 weeks; the upside rests on a clean ramp and a nearby bull pen role that can spark immediate value.

Standout Reliever – calf strain, return 7–9 weeks; if velocity returns cleanly, he provides high-leverage upside and saves with strikeouts.

Miami Scout – finger sprain, return 4–6 weeks; the timing aligns with a run of favorable matchups, making him a smart buy if you’ve roster space.

Eight-Week Starter – shoulder rehab, return 6–8 weeks; monitor the command, as a strong changeup can reestablish strikeout upside quickly.

Valley Edge – oblique setback, return 5–7 weeks; the rebuilding phase should emphasize control and inning efficiency more than raw speed.

Buy-Low Targets to Pounce On

These targets flashed promise in bursts, giving managers a path to value if health holds and a gradual ramp materializes.

Edmans – long-term window, contains upside that could translate into a high-leverage role; if the velocity holds, this is a smart add with upside at the eight-week mark.

Mason – peripherals held steady before the injury; if the landing spot improves and the changeup plays, he makes a strong buy-low for midseason growth.

Hidden – the profile shows a standout strikeout ability; if the health returns clean and workload climbs, he gives a solid floor with plenty of upside.

Valley – the peripherals pulse showed momentum in rehab starts; a gradual return could deliver late-season value with a favorable schedule density.

Eight Days – the rehab path is reasonable, and the upside is real when a healthier body translates to a better plate approach and better walking rates.

Miami Pitcher – the velo and weaving changeup can be a mismatch; if a shortened spring gives a crisp spring, this is a buy-low with immediate upside in mixed leagues.

Edmans – the skill set contains a strong K-rate and a reliable groundball tendency; if the health holds, the early-season lineup fit becomes a source of weekly value.

Valley Runner – a power-speed blend exists; the bullpen path could unlock a late-season sprint if the rehab process remains clean and confidence returns.

Mason – the makeup includes a solid repertoire and a reachable return; if the eight-week window tightens, he could stabilize as a weekly lineup option.

Hidden – the pitch mix is built around a plus changeup and a breakers sequence that can generate whiffs; health is the gatekeeper to productivity.

Oblique Return – the command profile is solid; if the timing aligns with favorable matchups, he can contribute in strikeouts and ratios from Week 23 onward.

Night – the timeline is acceptable, and the bullpen role hints at steady saves potential; a healthy stretch could push him into lineups as a late-season asset.

Activation and Roster Moves: When to Add Injured Players Without Costly Drops

Stash injured pitchers with a clear rehab timeline in your IL or reserve spot if their return window sits around 2–6 weeks; you will miss less value by waiting than by dropping a dependable innings source. A different role for these players, kept as your stash, often outperforms chasing streams that generate only a fraction of the upside and can take time to mature.

Check the rehab environment and live updates from the club; use your inbox to track status and avoid overreacting to a single report. If the gasser shows up in rehab with green velocity and the starts stretch toward seven innings, activation becomes sensible. Track velocity with feet-per-second readings, as that helps separate true return from hype; and always tie the move to a plausible path to at least seven solid innings in the next batch of games. In some cases, a blackened chili-level heat from hype can distort judgment, so keep the process clean and data-driven. In my opinion, the fruition of this strategy comes from compiling multiple rehab signals rather than relying on a single data point. Please stay disciplined and check your inbox for updates; thanks for reading.

Guidelines for Activation

Target injured arms with a clear return plan and keep them in a fraction of your stock, not your full bench. In boston or other markets, rehab can move quickly; in a vancouver affiliate, progress may lag by days. If youre unsure, check multiple signals before acting. Please avoid risking a drop on the first sign of a setback; instead, watch for multiple live signals confirming progress. A decent rule: stash in a dedicated slot and check progress weekly so you don’t miss a rebound.

Practical Scenarios

Scenario A: A pitcher from a boston affiliate lands on the 60-day IL with a 3–5 week rehab plan and begins at high-a. If rehab velocity trends toward green velocity and the team signals a live return, place him in your stash and monitor for a seven-inning start window. If the path stalls, inbox the manager for updated timelines before acting.

Scenario B: A pitcher within a vancouver environment shows gradual progress; a four-week window with a confirmed rehab start of seven innings qualifies for activation. Do not exhaust your entire bench; take a conservative fraction of your stock and weather the risk. In my opinion, this balanced approach avoids misses and positions you to gain in the spring and beyond. Please check your league rules and adjust as needed; thanks for reading. Your stash can pay dividends even if the upstream green comes later, and you can monitor the pace via your inbox to avoid miss-ready decisions.

Weekly Strategy: Coordinating Pitching Prospects and Injured Stashes on Your Lineup

Start with a refined plan: stash three pitchers with a clear path to a live start in Week 23, prioritizing early-inning opportunities and injured stashes. Track il15 designations and move quickly after a pop-up opportunity. In comparing prices across leagues, seek bargains with different flavors of skill, so you can earn a gain during a tight schedule.

Live updates matter: set a daily pulse on each candidate’s innings and arsenal. Track several details from angeles and york to diversify risk; keep agents informed so adjustments happen fast and you have clarity on who earns the right to start when the inning rollers hit the first frame. If ryan surfaces a live velocity edge, lean into the streamer plan.

During the week, compare above vs below matchup thresholds and build a small streaming plan that leverages the live data. Have a designated small bench of 1-2 pitchers who can slot in during a key inning if a starter burns early. An effective lineup hinges on disciplined decisions about when to pull a pitcher and when to let him ride, chasing several options and something tangible you can act on, focusing on gains rather than ego.