Leo Rivas

Leo Rivas

27-Year-Old Second Baseman2B
Seattle Mariners
2025 Fantasy Outlook
Rivas spent the season shuttling between the Mariners and Triple-A Tacoma. His game is getting on base and running, fueled by an extreme patient approach. He got on base at a 41 percent clip with Rainers, helping him swipe 24 bags in 30 tries. He was 3-for-3 with the big club, albeit with a .333 OBP in 86 plate appearances. Rivas can play second base, shortstop and third base. The Seattle starters in front of him all have injury or performance concerns, yielding a pathway to playing time. Rivas is only an option in AL-only, but he can be a source of end-game speed. Read Past Outlooks
Signed a one-year contract with the Mariners in March of 2025.
Pops homer off bench
2BSeattle Mariners
September 1, 2025
Rivas hit a two-run home run in his lone at-bat in Monday's 10-2 loss to the Rays.
Analysis
Rivas was called up earlier in the day as rosters expanded to 28. He didn't start, but he pinch hit for Jorge Polanco in the ninth inning and provided the Mariners' lone runs in the lopsided loss. The homer was the first of his big-league career Rivas hadn't played in the majors since May 29 after a middling stretch of action early in the campaign. The infielder is slashing .295/.419/.361 with six RBI, 15 runs scored, four stolen bases and a double over 74 plate appearances. Rivas is likely to fill a reserve role around the infield, with his best chance of playing time coming at second base if he can challenge the duo of Polanco and Cole Young.
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Batting Stats
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2025 MLB Game Log
2025
2024
2025 MLB Game Log
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2024 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
3
5
vs Left-Handed Pitchers
vs LHP
#1
#2
#3
#4
#5
#6
#7
#8
#9
1
4
3
Left/Right Batting Splits
Since 2023
 
 
+15%
OPS vs RHP
2025
 
 
+9%
OPS vs LHP
2024
 
 
+52%
OPS vs RHP
2023
No Stats
OPS PA R HR RBI SB AVG OBP SLG
Since 2023vs Left .633 60 7 0 5 1 .264 .350 .283
Since 2023vs Right .727 101 18 1 9 6 .259 .394 .333
2025vs Left .829 28 5 0 1 1 .360 .429 .400
2025vs Right .759 47 10 1 5 3 .250 .426 .333
2024vs Left .460 32 2 0 4 0 .179 .281 .179
2024vs Right .699 54 8 0 4 3 .267 .365 .333
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
 
 
+14%
OPS on Road
2025
 
 
+3%
OPS on Road
2024
 
 
+17%
OPS on Road
2023
No Stats
OPS PA R HR RBI SB AVG OBP SLG
Since 2023Home .640 67 12 0 10 3 .250 .354 .286
Since 2023Away .727 94 13 1 4 4 .269 .394 .333
2025Home .773 25 6 0 4 1 .333 .440 .333
2025Away .795 50 9 1 2 3 .275 .420 .375
2024Home .557 42 6 0 6 2 .200 .300 .257
2024Away .653 44 4 0 2 1 .263 .364 .289
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 Leo Rivas 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
0.87
 
BB Rate
17.3%
 
K Rate
20.0%
 
BABIP
.378
 
ISO
.066
 
AVG
.295
 
OBP
.427
 
SLG
.361
 
OPS
.787
 
wOBA
.364
 
Exit Velocity
85.3 mph
 
Hard Hit Rate
23.9%
 
Barrels/PA
1.3%
 
Expected BA
.213
 
Expected SLG
.262
 
Sprint Speed
23.6 ft/sec
 
Ground Ball %
46.7%
 
Line Drive %
17.8%
 
Fly Ball %
35.6%
 
Prospect Rankings History
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 Leo Rivas See More
Recent RotoWire Articles Featuring Leo Rivas See More
More Fantasy News
Gets call from Triple-A
2BSeattle Mariners
September 1, 2025
The Mariners recalled Rivas from Triple-A Tacoma on Monday.
Analysis
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Sent to Triple-A
2BSeattle Mariners
May 31, 2025
The Mariners optioned Rivas to Triple-A Tacoma following Friday's game against the Twins.
Analysis
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Filling bench role with Moore back
2BSeattle Mariners
May 7, 2025
Rivas is out of the lineup for Wednesday's game against the Athletics.
Analysis
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Gaining traction in everyday lineup
2BSeattle Mariners
April 30, 2025
Rivas will start at second base and bat eighth in Wednesday's game against the Angels.
Analysis
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Swipes third bag
2BSeattle Mariners
April 25, 2025
Rivas went 2-for-3 with a walk, a run scored and a stolen base in Thursday's 4-3 win over the Red Sox.
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Latest Fantasy Rumors
Up on taxi squad
2BSeattle Mariners
April 25, 2024
Rivas has joined the Mariners as a member of the taxi squad Thursday while J.P. Crawford deals with an oblique injury, per Shannon Drayer of Seattle Sports 710 AM.
Analysis
Crawford is sitting out Thursday for the second straight game, but it remains to be seen if he'll require a stint on the injured list. Rivas joined the Mariners as a non-roster invitee in January and has enjoyed a strong start at Triple-A Tacoma with an .884 OPS and five steals in 18 games. The 26-year-old is unlikely to have a regular role if added to the active roster, with Dylan Moore likely to take over at shortstop for Seattle.
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