Isaac Collins

Isaac Collins

28-Year-Old OutfielderOF
Kansas City Royals
2026 Fantasy Outlook
Collins was surprisingly in the running for NL Rookie of the Year as he posted an .805 OPS while providing strong defense through his first 112 games, but his play, both offensively and defensively, fell off during the final month of the season. He still finished the regular season with a .779 OPS but saw limited playing time down the stretch and filled a bench role during the playoffs. The Brewers apparently were content with their outfield alignment during that stretch, as the club traded him to the Royals in December. He will likely compete for playing time in left field with Lane Thomas, who signed with Kansas City shortly after the trade. Collins totaled nine home runs, 16 steals, 54 RBI and 56 runs in 130 games as a rookie, and that modest run production combined with a .247 xBA and .349 xSLG doesn't paint a great picture of his upside for 2026. Read Past Outlooks
RANKS
From Preseason
#359
ADP
Signed a one-year contract with the Royals in February of 2026.
Slow start to spring
OFKansas City Royals
March 2, 2026
Collins went 1-for-3 with a double and a run scored in Sunday's Cactus League win over the Brewers.
Analysis
Collins notched his first Cactus League hit, lining an opposite-field double off Craig Yoho in the fifth inning. Kansas City slow-played the left fielder at the outset of camp after he received platelet-rich plasma injections in both knees over the offseason, and the 28-year-old is off to a sluggish start at the plate since making his spring debut, going 1-for-9 in game action. Acquired from the Brewers in December alongside Nick Mears in exchange for Angel Zerpa, Collins projects to see fairly regular playing time in left field for the Royals in 2026, though Lane Thomas is also in the mix for reps.
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Batting Stats
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2025 MLB Game Log
2025
2024
2025 MLB Game Log
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Batting Order Slot Breakdown
vs Right-Handed Pitchers
vs RHP
#1
#2
#3
#4
#5
#6
#7
#8
#9
1
8
2
1
10
25
19
1
vs Left-Handed Pitchers
vs LHP
#1
#2
#3
#4
#5
#6
#7
#8
#9
11
1
1
6
7
6
1
Left/Right Batting Splits
Since 2023
 
 
+9%
OPS vs RHP
2025
 
 
+10%
OPS vs RHP
2024
 
 
-100%
OPS vs LHP
2023
No Stats
OPS PA R HR RBI SB AVG OBP SLG
Since 2023vs Left .717 157 16 4 18 4 .230 .325 .393
Since 2023vs Right .782 303 40 5 36 13 .272 .380 .402
2025vs Left .732 145 16 4 18 3 .232 .324 .408
2025vs Right .802 296 40 5 36 13 .279 .389 .413
2024vs Left .533 12 0 0 0 1 .200 .333 .200
2024vs Right .000 7 0 0 0 0 .000 .000 .000
2023vs Left 0 0 0 0 0 0 0 0 0
2023vs Right 0 0 0 0 0 0 0 0 0
More Splits View More Split Stats
Minor League Splits View Minor League Split Stats
Home/Away Batting Splits
Since 2023
 
 
+37%
OPS on Road
2025
 
 
+37%
OPS on Road
2024
 
 
+138%
OPS at Home
2023
No Stats
OPS PA R HR RBI SB AVG OBP SLG
Since 2023Home .651 249 24 2 21 9 .226 .325 .325
Since 2023Away .889 211 32 7 33 8 .294 .403 .486
2025Home .665 236 24 2 21 8 .230 .330 .335
2025Away .910 205 32 7 33 8 .302 .410 .500
2024Home .397 13 0 0 0 1 .167 .231 .167
2024Away .167 6 0 0 0 0 .000 .167 .000
2023Home 0 0 0 0 0 0 0 0 0
2023Away 0 0 0 0 0 0 0 0 0
More Splits View More Split Stats
Stat Review
How does Isaac Collins compare to other hitters?
This section compares his stats with all batting seasons from the previous three seasons (minimum 400 plate appearances)*. The bar represents the player's percentile rank. For example, if the bar is halfway across, then the player falls into the 50th percentile for that stat and it would be considered average.

* Exit Velocity and Barrels/PA % are benchmarked against 2019 data (min 400 PA) and Hard Hit Rate is benchmarked against last season's data (min 400 PA). See here for more exit velocity/barrels stats plus an explanation of current limitations with that data set.
  • BB/K
    Walk to strikeout ratio
  • BB Rate
    The percentage of plate appearances resulting in a walk.
  • K Rate
    The percentage of plate appearances resulting in a strikeout.
  • BABIP
    Batting average on balls in play. Measures how many of a batter’s balls in play go for hits.
  • ISO
    Isolated Power. Slugging percentage minus batting average. A computation used to measure a batter's raw power.
  • AVG
    Batting average. Hits divided by at bats.
  • OBP
    On Base Percentage. A measure of how often a batters reaches base. Roughly equal to number of times on base divided by plate appearances.
  • SLG
    Slugging Percentage. A measure of the batting productivity of a hitter. It is calculated as total bases divided by at bats.
  • OPS
    On base plus slugging. THe sum of a batter's on-base percentage and slugging percentage.
  • wOBA
    Weighted on-base average. Measures a player's overall offensive contributions per plate appearance. wOBA combines all the different aspects of hitting into one metric, weighting each of them in proportion to their actual run value.
  • Exit Velocity
    The speed of the baseball as it comes off the bat, immediately after a batter makes contact.
  • Hard Hit Rate
    A measure of contact quality from Sports Info Solutions. This stat explains what percentage of batted balls were hit hard vs. medium or soft.
  • Barrels/PA
    The percentage of plate appearances where a batter had a batted ball classified as a Barrel. A Barrel is a batted ball with similar exit velocity and launch angle to past ones that led to a minimum .500 batting average and 1.500 slugging percentage.
  • Expected BA
    Expected Batting Average.
  • Expected SLG
    Expected Slugging Percentage.
  • Sprint Speed
    The speed of a runner from home to first, in feet per second.
  • Ground Ball %
    The percentage of balls put in play that are on the ground.
  • Line Drive %
    The percentage of balls put in play that are line drives.
  • Fly Ball %
    The percentage of balls put in play that are fly balls.
BB/K
0.61
 
BB Rate
12.9%
 
K Rate
21.1%
 
BABIP
.326
 
ISO
.148
 
AVG
.263
 
OBP
.368
 
SLG
.411
 
OPS
.779
 
wOBA
.348
 
Exit Velocity
88.8 mph
 
Hard Hit Rate
33.1%
 
Barrels/PA
3.2%
 
Expected BA
.247
 
Expected SLG
.349
 
Sprint Speed
23.9 ft/sec
 
Ground Ball %
41.1%
 
Line Drive %
24.6%
 
Fly Ball %
34.3%
 
Advanced Batting Stats
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Additional Stats
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Defensive Stats
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Batted Ball Stats
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Stats Vs Upcoming Pitchers
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Recent RotoWire Articles Featuring Isaac Collins See More
Recent RotoWire Articles Featuring Isaac Collins See More
2025 Fantasy Outlook
Collins led the Brewers' Triple-A Nashville affiliate with an .861 OPS last season, slugging 14 home runs and stealing 24 bases along the way. That earned the 27-year-old his first promotion to the big leagues, where he looked overmatched in striking out in 10 of his 19 plate appearances. As a diminutive, switch hitter capable of playing all over the field, Collins is a utility player straight out of casting. However, his only real plus skill is his eye at the plate, and indications are that that skill might not translate at the major-league level where pitchers aren't afraid to challenge him.
More Fantasy News
Slow-played after PRP injections
OFKansas City Royals
February 23, 2026
Collins has been held out of Cactus League play thus far after receiving platelet-rich plasma injections in his knees over the offseason, Anne Rogers of MLB.com reports.
Analysis
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Traded to Kansas City
OFKansas City Royals
December 13, 2025
The Brewers traded Collins to the Royals on Saturday alongside Nick Mears in exchange for Angel Zerpa, Jeff Passan of ESPN.com reports.
Analysis
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First postseason start Monday
OFMilwaukee Brewers
October 13, 2025
Collins is starting in left field and batting eighth in Monday's Game 1 of the NLCS versus the Dodgers.
Analysis
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Sitting to begin Game 1
OFMilwaukee Brewers
October 4, 2025
Collins isn't in the lineup for Saturday's game against the Cubs.
Analysis
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Sitting for third straight game
OFMilwaukee Brewers
September 26, 2025
Collins is not in the Brewers' starting lineup against the Reds on Friday.
Analysis
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Latest Fantasy Rumors
Named top NL rookie for July
OFMilwaukee Brewers
August 5, 2025
Collins was named the National League Rookie of the Month for July on Monday.
Analysis
The rookie outfielder has come out of nowhere as a significant contributor for the Brewers this season, and that hasn't been more apparent than in July, when he posted a .321/.411/.436 slash line with two homers, four steals, 11 RBI and 11 runs in 23 games. He's gone 5-for-12 through the first three games of August, including a game-deciding, three-homer homer Monday in Atlanta. Collins also provides strong defense in left field with plus-5 defensive runs saved and plus-8 outs above average
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