MLB DFS Picks Today: Live Before Lock (Friday, July 3)

It's a 13-game Friday, and the board tells you exactly where the points are: two strikeout arms priced like locks, a Coors Field stack everyone will pile into, and one under-owned team that gives you the leverage to actually win a tournament instead of min-cashing it. Stokastic's Eric Lindquist walked through his full MLB DFS build on Live Before Lock, and below is our read for DraftKings and FanDuel.

In Summary

• Top SP: Dylan Cease (TOR) is the top play on the slate and lands in every core lineup.
• The Other Arm: Reid Detmers (LAA) against Boston is a strong second starter, though he projects chalky and stays flexible.
• Value/Leverage Arms: Brady Singer (CIN) and a Gavin Williams (CLE) mini-stack fade; Jack Perkins (ATH) and Luis Castillo (SEA) are pivots, not locks.
• Lead Stack: San Francisco Giants (SF) at Coors Field is the highest-ceiling bat group.
• Leverage Stack: New York Yankees (NYY) are under-owned relative to the popular later teams.
• One-Off Bats: Elly De La Cruz (CIN) and Zach Neto (LAA) travel from lineup to lineup.
• Fade The Arms: Kyle Harrison (MIL), Trevor Rogers (BAL), and Ryan Feltner (COL).

Watch MLB DFS Live Before Lock

The full pre-lock breakdown, ownership reads, and Sims walk-through are in the show. Watch on YouTube.

The Two Pitchers To Build Around: Dylan Cease And Reid Detmers

Start with the outlier. Dylan Cease (TOR) draws the Seattle Mariners with Julio Rodriguez (SEA) freshly on the seven-day concussion IL, and his profile is a mile clear of every other arm on the board: roughly a 36-37% strikeout rate to both hands, with a 107 expected ISO allowed to lefties and a sub-100 mark to righties. Elite whiff upside stapled to genuine power suppression is the exact combination DraftKings scoring rewards. His strikeout prop sits around 8.5 for a reason. He is a can't-miss cornerstone and belongs in your core; in a 150-lineup portfolio he checks in near 78% exposure, and the argument for going even higher is easy to make. There is simply no clean path around him on DraftKings.

The second starter is Reid Detmers (LAA) at home against the Boston Red Sox. Detmers has been dominant to left-handed hitters, and Boston's lineup goes soft on the back half from the left side, which drags the strikeout total up. He holds righties to a tidy .268 wOBA, and Angel Stadium has been playing more cavernous this season, so the home-run risk is muted. The one caveat, and it is the reason we keep him flexible: he is going to be popular, and ownership could get out of hand. That is why he stays a flexible piece rather than a hard lock. If your early stack fails, he is the arm you swap off.

Cash vs. GPP: Cease is a lock in both formats. Detmers is a strong second arm, but treat his ownership as a tournament variable, not a green light to jam him everywhere.

Value And Pivot Arms

The middle of the pitcher pool is where you differentiate. None of these are build-arounds, but each earns a spot in the right build:

• Brady Singer (CIN) is the leverage arm. He is nobody's favorite, sitting around 11% ownership and just 2% of the simulated player pool, but he draws a Baltimore Orioles lineup stacked with left-handed bats, and Singer runs about a 28% strikeout rate to lefties. The home-run risk is real, but the path to a usable strikeout floor against six lefties is a much better spot than the numbers suggest. He fits as a one-of-four contrarian starter.
• Gavin Williams (CLE) carries a 22.7% swinging-strike rate, which is about as good as it gets in baseball, and there is left-handed power in the White Sox lineup to feed it. The knock is environment: an early game in roughly 98-degree heat with the wind out at a park that plays up for lefty pop. A three-man Guardians angle is the compromise.
• Jack Perkins (ATH) is a rip cord, not a headline. He is right-handed but punches out lefties around 32% of the time on a genuinely nasty changeup. Keep him as an eject option if you need to pivot late.
• Luis Castillo (SEA) is the "if I have to" arm. He has been dominant against righties, so how many righties Toronto runs out matters, but he is more of a pivot than a play.

The Arms To Avoid Today

Three starters are firmly off the board:

• Kyle Harrison (MIL) is expensive and drawing Arizona, a lineup that ranks dead last (30th) in strikeout rate against left-handed pitching. There is no whiff upside here; it is a gauntlet for a lefty trying to rack up Ks.
• Trevor Rogers (BAL) faces a Cincinnati lineup that ran out just one lefty in its first five hitters. A ~15% strikeout rate against a righty-heavy order is not the spot, no matter how good he has looked lately.
• Ryan Feltner (COL) at Coors, on a large slate, with no strikeout rate to either side and season-long home-run problems. On a smaller slate he might be forced; today there are too many better cheap arms.

Here is the full pitcher board at a glance:

Tier	Pitcher (Team)	The read
Build-Around	Dylan Cease (TOR)	Top play on the slate; ~36-37% K rate to both hands vs. Seattle. Core lock.
Second Arm	Reid Detmers (LAA)	Strong vs. Boston, but chalky. Flexible piece you can swap.
Value/Leverage	Brady Singer (CIN)	~11% owned, 28% K rate to lefties vs. a lefty-heavy Baltimore order.
Mini-Stack	Gavin Williams (CLE)	22.7% swinging-strike rate, but hot early game. Three-man Guardians.
Rip Cord	Jack Perkins (ATH)	32% K rate to lefties on a plus changeup. Pivot only.
Pivot	Luis Castillo (SEA)	Good vs. righties; "if I have to" arm.
Avoid	Kyle Harrison (MIL)	Arizona is 30th vs. LHP; no whiff upside.
Avoid	Trevor Rogers (BAL)	Righty-heavy Cincinnati order, ~15% K rate.
Avoid	Ryan Feltner (COL)	Coors, no K rate, home-run prone.

The Stacks: San Francisco Leads At Coors

The bat build starts in Colorado. The San Francisco Giants (SF) are the clear No. 1 stack in the Sims and look nuclear at Coors Field against Ryan Feltner (COL). Rafael Devers (SF) is the headliner and a first-click cash play at a price that makes no sense for his profile, and Bryce Eldridge (SF) carries a short home-run number that makes him a strong tournament piece. Heliot Ramos (SF), Jung Hoo Lee (SF), and Casey Schmitt (SF) round out the most popular bat group on the slate. It will be chalky, and that is fine when the ceiling is this high, but you want the Sims to hand you a second and third stack so you are not all-in on the field's favorite team.

The Leverage Play: A Yankees Stack Nobody Wants

Here is where you get different. The New York Yankees (NYY) draw the Minnesota Twins in 99-degree heat with the wind blowing out at Yankee Stadium, and they project significantly lower-owned than San Francisco or the popular later teams. Real leverage looks exactly like this: a top-tier environment the field is ignoring.

Here is how the four main stacks shake out in the Sims:

Rank	Stack (Team)	Why
1	San Francisco Giants (SF)	Coors Field vs. Feltner; highest ceiling but chalky.
2	New York Yankees (NYY)	Wind out at Yankee Stadium and under-owned. Best leverage.
3	Baltimore Orioles (BAL)	Multi-homer upside at Great American Ball Park. Large-field.
4	Athletics (ATH)	Tyler Phillips is targetable; Colby Thomas is the leverage bat.

The featured single-entry build runs Trent Grisham (NYY), Jasson Domínguez (NYY) from his stronger left side, and Jazz Chisholm Jr. (NYY) at second, with Paul Goldschmidt (NYY) preferred over Ben Rice (NYY) as the cheaper corner and José Caballero (NYY) eating up third base. Cody Bellinger (NYY), Austin Wells (NYY), and Ryan McMahon (NYY) are the other pieces to finish it. Because the Yankees are under-owned, they are the ideal five-man to pair with a floating sixth spot so you can pivot your second pitcher off Detmers if the stack goes cold, or ride it if it goes nuclear.

Athletics, Baltimore, And The Home-Run Game

• Athletics (ATH) sit fourth in the Sims stacks against Tyler Phillips (MIA), who owns a 165 expected ISO to righties across a tiny sample. Lawrence Butler (ATH) landed in the three-hole (better than the projected cleanup spot), and Colby Thomas (ATH) hitting cleanup with no pinch-hit concern is a sharp tournament pivot off the heavily-owned Butler.
• Baltimore Orioles (BAL) are the large-field power play in a Baltimore-Cincinnati game with multi-home-run upside at Great American Ball Park, a small yard. Gunnar Henderson (BAL) and Adley Rutschman (BAL) lead the group.
• Tampa Bay Rays (TB) at Houston are a legitimate leverage stack at Daikin Park, which carries a 124 home-run factor, against Spencer Arrighetti (HOU). It is a lean more than a locked play, and note Chandler Simpson (TB) was scratched.

One-Off Bats To Sprinkle In

A few bats travel from build to build regardless of stack:

• Elly De La Cruz (CIN) is a copy-paste one-off at the top of the Reds order.
• Zach Neto (LAA) is the classic play when a popular pitcher (here, Detmers) sits on the other side of the game.
• Gabriel Arias (CLE) brings real power as a cheaper one-off.
• Corbin Carroll (ARI) headlines a late three-man Arizona look if you want swap-ability in the last window.

How To Build It Yourself With The Stokastic Sims

The reason this read holds up is the process behind it: build the full player pool, let the Stokastic MLB DFS Sims run the contest tens of thousands of times, group by five-man stacks, and read the simulated ownership and player ROI before you lock. When we ran the 25,000-lineup simulation on this slate, that is what surfaced a Brady Singer at 2% pool ownership and a Colby Thomas the projected lineups had missed entirely, and it is what tells you where to leverage off the chalk. On a 13-game slate, five-man stacks plus a floating swap spot is the whole framework. New to the tools? You can try the DFS Sims for free before you subscribe.

Build today's slate the same way. The Stokastic MLB DFS Sims and projections simulate the contest tens of thousands of times so you can build around Cease, find your leverage stack, and manage exposure across a full portfolio. Take 15% off any DFS or Props package with code MLBLBL.

More MLB DFS From Stokastic Today

• MLB DFS Picks Today — the durable daily picks hub, refreshed every morning.
• MLB DFS Strategy Show breakdown — the deeper strategy read for today's slate.
• MLB DFS Top Stacks and Pitchers — Eric MacPherson's daily stacks and pitcher board.

The Bottom Line

Build around Dylan Cease (TOR), decide how much Reid Detmers (LAA) exposure you can stomach, and get your bats from San Francisco while using the under-owned Yankees to separate from the field. Then react to early scores and confirmed lineups, because on a big MLB slate the player who adjusts to new information beats the one who locks and forgets.

FAQ

Who is the top MLB DFS pitcher today? Dylan Cease (TOR) against Seattle. A ~36-37% strikeout rate to both hands with power suppression makes him the clear No. 1 arm, and he belongs in every core lineup.

Who is the best value pitcher today? Brady Singer (CIN) is the leverage value. He is under 11% owned, runs about a 28% strikeout rate to lefties, and faces a Baltimore lineup full of left-handed bats.

What is the top MLB DFS stack today? The San Francisco Giants (SF) at Coors Field are the highest-ceiling stack, headlined by Rafael Devers and Bryce Eldridge. The New York Yankees are the under-owned leverage alternative.

Which pitchers should I avoid today? Kyle Harrison (MIL) into a strikeout-proof Arizona lineup, Trevor Rogers (BAL) against a righty-heavy Cincinnati order, and Ryan Feltner (COL) at Coors on a large slate.

---

Analysis grounded in Stokastic's MLB DFS Live Before Lock (Friday, July 3) with Eric Lindquist. Build your own lineups with the Stokastic MLB DFS Sims and take 15% off any DFS or Props package with code MLBLBL.