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1B and 3B Waiver Wire Pickups for Week 8

Fantasy baseball first base and third base waiver wire pickups for Week 8. Todd Salem's 1B and 3B options to consider adding and streaming at corner infield (CI).

Everyone is suffering from injuries. That goes for fantasy managers, real-life teams, and each position group. Much like we saw in the NHL and NBA seasons, this season-after is doing a number on the health and well-being of our favorite players, beyond even symptoms of COVID-19 for those that test positive. Whether because the normal schedule was thrown off, added stress to this season, or what have you, 2021 is the year of the injury.

All position groups are feeling the wrath, but boy are injuries wrecking havoc on corner infielders. Of the folks we care about for this column, the following players have been placed on the injured list since last week: Colin Moran (groin), Christian Walker (oblique), Hunter Dozier (head), Asdrubal Cabrera (hamstring), and Ty France (wrist). It is already hard enough to find quality waiver adds without losing a quintet of possibilities in the span of one matchup. Of course, we shall nevertheless find diamonds in the rough moving forward.

For our purposes in this column, we are looking at Yahoo!'s rostered percentages, as well as its positional eligibility. We are searching for useful players rostered in fewer than 40 percent of Yahoo! leagues. With that being said, below are my first base and third base waiver wire pickups to consider for Week 8 - May 17 through May 23.

Be sure to check all of our fantasy baseball lineup tools and resources:

 

Andrew Vaughn, Chicago White Sox

34% Rostered

There was a lot of excitement surrounding Vaughn when the season first got under way. Then we realized Tony La Russa was not going to play him everyday. His underwhelming start didn't help. But Vaughn is turning things around, and La Russa is coming around. Vaughn hasn't been benched yet in May and has been periodically moving into the middle of the Chicago lineup. He also has the type of batted-ball profile fantasy managers should covet. Even with a slow start, Vaughn is up into the 94th percentile in hard-hit percentage, 96th percentile in average exit velocity, 75th percentile in barrel rate, and 85th percentile in walk rate.

The swing-and-miss in his game is obviously still a problem. But that is something teams can put up with if the rest of the resume is in order. And even though he has a 35.9 percent whiff rate, he somehow never makes weak contact. I'm not exaggerating for the purpose of making a point. He, literally, has a zero percent weak-contact rate. He has also yet to pop up a ball in play. These are somewhat odd flukes of a small sample, but they speak to Vaughn's bat work. His is a bat that belongs in the lineup, both for Chicago and for fantasy.

 

Joc Pederson, Chicago Cubs

23% Rostered

On the other side of Chicago, Pederson is having his own come-up. His start to the year was as bad as anyone's. Over the past 30 days, however, Pederson is on fire. His slash line since the middle of April is .396/.464/.500. He did see limited at-bats in that timeframe, but that too is changing. Pederson has played in eight of Chicago's past 10 games and hit leadoff in six of those eight.

The home runs have still been slow to materialize as Pederson has struggled to barrel up the baseball. But he has been locked in this month. It is only a matter of time before his hits turn into more extra-base hits, as he unleashes an average exit velocity and hard-hit rate in the upper quarter of the league (79th and 76th percentile, respectively). It is hard to dig oneself out of the hole that Pederson started himself in, but progress is being made at a rapid pace.

xwOBA according to Baseball Savant

 

Josh Harrison and Starlin Castro, Washington Nationals

15% Rostered each

Harrison is trending slightly down; Castro slightly up. They meet in the middle this week, each being rostered in 15 percent of leagues. And they find themselves being similar fantasy assets at this point: quality, two-category accumulators with darn good batting averages. Harrison, thanks to hitting in the two hole nearly every day, is the better bet for runs. Castro, slotted in the middle of the order, has been sucking up RBIs. They have each benefited from having elite hitters around them, making the top half of the Washington lineup something to be feared.

Harrison and Castro both avoid swinging and missing, relying on putting the ball in play to create success. Week 8 should continue this trend. The Nationals are set to face off against the Cubs and Orioles. Chicago is one of the weaker pitching staffs in baseball right now. The Cubbies have a 4.64 FIP as a team, fourth-worst in baseball. They give up 4.08 walks per nine and have tallied 0.7 fWAR through 37 games played. Only the Minnesota Twins pitchers have been closer to replacement-level than Chicago's arms.

Baltimore isn't a whole lot better. The two teams are tied for sixth-worst in HR/9, giving up an average of 1.35 per contest. Baltimore compounds that by only striking out 8.54 batters per nine. Look for Harrison, Castro, and the Nationals lineup to take advantage of a comfortable slate in Week 8.



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More Fantasy Baseball Waiver Wire Advice


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REAL-TIME FANTASY NEWS

Shane Bieber

Staying in Toronto for 2026
Salvador Perez

Agrees to Two-Year Extension With Royals
Gustav Nyquist

Jets Move Gustav Nyquist to Injured Reserve
Noah Hanifin

Expected to Return From 10-Game Absence Tuesday
William Eklund

to Remain Out Wednesday
TB

Max Crozier Available Tuesday
Tristan Jarry

Lands on Injured Reserve
Jason Zucker

Placed on Injured Reserve
Trevor Story

Opts in for Remaining Two Years on his Contract
Pyotr Kochetkov

Starts on Tuesday
Luguentz Dort

Available on Tuesday
Yu Darvish

to Miss All of 2026 Following Flexor-Tendon Surgery
Jacoby Brissett

to Start Again in Week 10
Kyler Murray

Given 4-8 Week Timetable for Foot Injury
Anthony Edwards

Considered Questionable For Wednesday
Yves Missi

Out Tuesday
Zion Williamson

Expected to Miss at Least One Week
Bradley Beal

Sidelined on Tuesday
Kawhi Leonard

Out Versus Thunder on Tuesday
A.J. Brown

Won't be Traded at Deadline
Garrett Wilson

"Untouchable" in Trade Talks
Jakob Poeltl

Questionable Vs. the Bucks on Tuesday
Kawhi Leonard

Uncertain for Tuesday
Precious Achiuwa

Has Agreed to Sign With the Kings
Darius Garland

Could Make Season Debut As Early As Wednesday
Shota Imanaga

Becomes a Free Agent
Jimmy Butler III

Downgraded to Questionable Against the Suns
Luis Robert Jr.

White Sox Pick Up 2026 Option on Luis Robert Jr.
LaMelo Ball

Will Not Play Tuesday
CFB

LJ Martin Expected to Play in Top-10 Matchup Against Texas Tech
PGA

LIV Golf Expanding To 72-Hole Format In 2026
Rashid Shaheed

Being Shipped to the Seahawks
Sauce Gardner

Colts Acquiring Sauce Gardner From the Jets
Travis Hunter

Not Expected to be Out Long-Term
Brian Thomas Jr.

has Low-Grade Ankle Sprain, has Chance to Play in Week 10
Jakobi Meyers

Jaguars Acquiring Jakobi Meyers
Al Horford

Sits Out Tuesday's Game
Chet Holmgren

Back in Thunder Lineup Tuesday
LaMelo Ball

May Remain Out Tuesday
Zion Williamson

Considered Questionable for Tuesday
Jared McCain

on Track to Make Season Debut Tuesday
Joel Embiid

Available Tuesday
Filip Forsberg

Has Multi-Point Outing Monday
Brock Boeser

Notches Three Points in Overtime Victory
Joey Daccord

Continues Home Success Monday
Connor McDavid

Surpasses 1,100 Career Points
Auston Matthews

Sparks Maple Leafs Comeback
Noel Acciari

Sustains Upper-Body Injury
Kyler Murray

Still the Starting QB When Healthy
Atlanta Braves

Braves Hire Walt Weiss as Their Next Manager
Kris Bubic

Cleared to Begin a Throwing Program
Brandon Woodruff

Declines Mutual Option for 2026
Freddy Peralta

Brewers Exercise 2026 Option on Freddy Peralta
Lucas Giolito

Declines his 2026 Player Option
Daniel Gafford

to be Limited on Monday
Jabari Smith Jr.

Sidelined on Monday Night
Josh Hart

Available to Play on Monday
Kyler Murray

Officially Inactive on Monday Night
J.J. Spaun

Finishes Sixth at Procore Championship
PGA

Matti Schmid Finishes Tied for 46th at Baycurrent Classic
Keith Mitchell

Finishes Tied for 10th at Baycurrent Classic
Si Woo Kim

Finishes Tied for 21st at Genesis Championship
Mackenzie Hughes

Misses The Cut at Sanderson Farms Championship
Max Greyserman

Finishes Second at Baycurrent Classic
Austin Eckroat

Finishes Tied for 56th at Baycurrent Classic
Luke Clanton

Finishes Tied for 56th at Bank of Utah Championship
Morgan Barron

Out Week-to-Week
Terry McLaurin

Commanders Don't Think Terry McLaurin Will Play in Week 10
Jayden Daniels

to be "Out for a While" With Dislocated Elbow
Adam Lowry

Ready for Season Debut Tuesday
Pierre-Luc Dubois

to Miss "Extended Period of Time"
Omarion Hampton

Not Expected to Return to Practice Until After Week 12 Bye
Robert Thomas

Set to Return Monday
Quinn Hughes

Available Monday
Justin Brazeau

Remains Out Monday
William Nylander

Rejoins Maple Leafs Lineup Monday
Pete Alonso

Officially Opts Out of his Contract With Mets
Alex Bregman

Opts Out of his Contract With Boston
Edwin Díaz

Edwin Diaz on the Open Market This Winter
Cody Bellinger

Becomes Free Agent After Opting Out
Robert Suarez

Opts Out, Becomes Free Agent
Kyle Larson

Wins His Second NASCAR Cup Series Championship at Phoenix
Ryan Blaney

Concludes the 2025 Season with A Win at Phoenix
William Byron

Strong Championship Effort Ends With Late-Race Flat-Tire Crash
Quinshon Judkins

Browns Optimistic Quinshon Judkins Can Play in Week 10
Tucker Kraft

Done for the Year With Torn ACL
Denny Hamlin

Overtime Four-Tire Call Costs Denny Hamlin the Championship
Chase Briscoe

Championship Bid Never Really Started After Two Tire Failures
Brad Keselowski

Nearly Steals Phoenix Race
David Onama

Suffers First-Round TKO Loss
Steve Garcia

Scores First-Round TKO Win
Ante Delija

Suffers His First UFC Loss
CFB

Dylan Raiola Suffers Season-Ending Injury
Waldo Cortes-Acosta

Gets Knockout Win
Themba Gorimbo

Drops Decision At UFC Vegas 110
Jayden Daniels

Suffers Dislocated Elbow on Sunday Night
Jeremiah Wells

Gets Back In The Win Column
Yadier del Valle

Remains Undefeated
Jayden Daniels

X-Rays Come Back Negative on Jayden Daniels' Left Arm, MRI to Come
Jaelan Phillips

Gets Dealt to Eagles for a Third-Round Pick
Isaac Dulgarian

Cut By UFC Following Submission Loss
Daniel Frunza

Still Winless In The UFC
Charles Radtke

Dominates Daniel Frunza
Allan Nascimento

Gets Submission Win
Philipp Kurashev

Stays Hot on Sunday
Cody Durden

Suffers Second-Round Submission Loss
Jaylen Warren

Records First Career Two-Touchdown Game in Week 9 Win Over Colts
Michael Pittman Jr.

Leads Colts With Nine Catches in Week 9 Loss at Pittsburgh
Max Scherzer

Doesn't Plan on Retiring
Michael King

Becomes Free Agent After Declining Mutual Option
Austin Cindric

is A Driver to Avoid for Phoenix DFS Lineups
Yoshinobu Yamamoto

Named World Series MVP
Alex Bowman

Could Alex Bowman be A Sneaky Tournament Play for Phoenix?
Noah Gragson

Should DFS Players Roster Noah Gragson At Phoenix?
Erik Jones

Is Erik Jones Worth Rostering for DFS at Phoenix?
Michael McDowell

an Easy Recommendation for DFS at Phoenix
Chase Briscoe

Probably Won't Win the Title
Joey Logano

Could Play Spoiler in Championship Battle at Phoenix
Tyler Reddick

Seeking to End Winless Drought, but Probably Won't Have the Speed
NASCAR

Bubba Wallace Looks to Protect Top-10 Points Finish at Phoenix
Brad Keselowski

Hasn't Been Fast at Phoenix With RFK Racing
Daniel Suarez

With Nothing at Stake, Expect Little From Daniel Suarez
Kyle Busch

Qualifies Well, but Will Probably Finish Worse Than he Starts
Chris Buescher

Ryan Preece has a Shot to Overtake Chris Buescher as RFK Racing's Lead Driver
Austin Dillon

Looks to Avoid Finishing Last in NASCAR Playoffs
AJ Allmendinger

A.J. Allmendinger Might be a Worthy DFS Option
Shohei Ohtani

to Start Game 7 of World Series
Alejandro Kirk

X-Rays Come Back Negative on Alejandro Kirk's Hand
David Onama

Set For UFC Vegas 110 Main Event
Steve Garcia

Returns At UFC Vegas 110
Waldo Cortes-Acosta

Set For Co-Main Event
Ante Delija

In Search For His Second UFC Win
Themba Gorimbo

A Favorite At UFC Vegas 110
Jeremiah Wells

Looks To Return To The Win Column
Yadier del Valle

Looks To Remain Undefeated
CFB

Arizona State Quarterback Sam Leavitt Out for the Season
Isaac Dulgarian

Looks To Win Back-To-Back Fights
Daniel Frunza

Looks For His First UFC Win
CFB

Arch Manning Listed as Questionable for Vanderbilt Matchup
CFB

Arion Carter Listed as Questionable Ahead of Oklahoma Matchup

RANKINGS

QB
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1B
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3B
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SP
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