Mithrandir Metrics
Hitter projection 2026 Refreshed Sep 28 06:00 AM ET
Hitter projection / NYM · 2026

Vientos, Mark

Everyday offensive profile with usable floor

Primary
0.328 xwOBA
Range
0.300 to 0.377
Live Δ
yes
Team NYM Archetype Balanced regular Age 27 Status Healthy / active roster
At a glance

Season percentile report

The headline weighs outcome stats (xwOBA, barrels); each bar averages its full strip group below. 100 = best in MLB.

2026-09-28
68
Offense
percentile
Offense9 metrics
61
Defense3 metrics
15
Speed1 metrics
13
Plate skills10 metrics
54
Rolling projection

Preseason / current pace / Bayesian update

Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.

2026-09-28
xwOBA preseason0.322
xwOBA current pace0.304
xwOBA rolling p500.312
Observed weight58%
xwOBA
0.287 0.298 0.312 0.325 0.337
wOBA
0.260 0.276 0.293 0.311 0.327
ISO
0.153 0.168 0.184 0.201 0.216
K%
21.9% 23.3% 24.8% 26.3% 27.7%
Current percentile strip

Actual percentile with projection tick

100th = best in MLB.

2026-09-28
Hitting · percentile strip
Barrel%7.1%
82
Exit velocity90.1
80
Hard-hit%43.8%
77
xBA0.312
42
xSLG0.585
77
xwOBA0.304
52 -24 vs proj
BB%5.2%
15 -18 vs proj
Bat speed72.1
81
K%23.9%
45
Defense · percentile strip
Arm Strength85.4 · 1B
37
Outs Above Avg-10.0 · 1B
1
Range Runs-6.7 · 1B
8
Baserunning · percentile strip
Sprint Speed25.8 · 1B
13
Mithrandir+

SEAGER+ and decision components

SEAGER+ is the promoted plate-discipline index; component rows marked rebadged research are visible diagnostic context, not standalone promoted metrics.

2026-09-28
Avoids Bad ChasesST 60.8% · rebadged research
28
Avoids Bad TakesHPT 23.0% · rebadged research
74
Correct Decisions66.6% · rebadged research
55
SEAGER+ Plate Discipline98
38
Resists Breaking - horizontalwOBA 0.277 · borderline
76
Resists Breaking - verticalwOBA 0.280 · insufficient sample
49
Resists ChangeupwOBA 0.301 · validated thin sample
15
Resists Cutters + splitterswOBA 0.328 · insufficient sample
44
Resists FastballwOBA 0.326 · validated
72
Resists SinkerwOBA 0.334 · validated
89
Rolling form chart

xwOBA snapshot line

Live snapshot series; true 50/100 PA windows require PA-level logs

12 snapshots
Mithrandir Metrics ROLLING XWOBA LINE Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Rolling xwOBA Vientos, Mark · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.302 0.304 2026-09-14: 0.3122026-09-18: 0.3132026-09-19: 0.3132026-09-20: 0.3132026-09-21: 0.3122026-09-22: 0.3122026-09-23: 0.3112026-09-24: 0.3092026-09-25: 0.3092026-09-26: 0.3092026-09-27: 0.3042026-09-28: 0.304 2026-09-14 2026-09-28 xwOBA MITHRANDIR · CHARTS
Spray profile

Field-coordinate spray profile

184 Statcast batted-ball coordinates from the pitch-event feed (2026). Direction profile remains as the v1 context layer when coordinate density is limited.

All BIP Singles Doubles Triples HR vs LHP vs RHP Home / Away
Mithrandir Metrics SPRAY CHART Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Spray Chart Vientos, Mark · Statcast batted-ball landing coordinates Left field third: 16% of plotted batted ballsPull 16%Center field third: 71% of plotted batted ballsCenter 71%Right field third: 13% of plotted batted ballsOppo 13% LF 335 CF 408 RF 330 2026-03-16 · field out · FC · fly_ball · EV 90.5 / LA 27.02026-03-16 · field out · SL · line_drive · EV 106.4 / LA 20.02026-03-16 · field out · ST · line_drive · EV 80.0 / LA 11.02026-03-19 · field out · ST · fly_ball · EV 99.5 / LA 43.02026-03-19 · grounded into double play · FF · ground_ball · EV 91.4 / LA -17.02026-03-19 · field out · SL · popup · EV 85.4 / LA 57.02026-03-20 · field out · SL · ground_ball · EV 107.5 / LA 3.02026-03-20 · field out · CH · ground_ball · EV 92.7 / LA 4.02026-03-21 · home run · FF · fly_ball · EV 105.6 / LA 24.02026-03-21 · field out · SI · ground_ball · EV 107.6 / LA -32.02026-03-21 · field error · FF · ground_ball · EV 89.1 / LA -11.02026-03-28 · single · CH · ground_ball · EV 99.4 / LA -3.02026-03-31 · field out · SI · fly_ball · EV 79.1 / LA 50.02026-03-31 · field out · SI · ground_ball · EV 87.7 / LA -21.02026-04-01 · field out · SL · ground_ball · EV 89.7 / LA -10.02026-04-01 · double · CH · ground_ball · EV 98.6 / LA 8.02026-04-02 · home run · SL · fly_ball · EV 108.6 / LA 30.02026-04-02 · field out · SL · fly_ball · EV 73.4 / LA 33.02026-04-03 · single · FF · line_drive · EV 94.5 / LA 13.02026-04-03 · single · SL · fly_ball · EV 74.3 / LA 25.02026-04-04 · double · SI · ground_ball · EV 102.0 / LA -3.02026-04-04 · single · FC · ground_ball · EV 77.0 / LA 9.02026-04-04 · single · FC · ground_ball · EV 95.9 / LA 0.02026-04-04 · field out · EP · ground_ball · EV 81.4 / LA -4.02026-04-04 · field out · FS · line_drive · EV 92.3 / LA 19.02026-04-05 · single · CH · line_drive · EV 87.9 / LA 17.02026-04-05 · field out · SI · fly_ball · EV 96.2 / LA 28.02026-04-05 · single · CH · ground_ball · EV 91.3 / LA 0.02026-04-05 · grounded into double play · SI · ground_ball · EV 100.6 / LA -6.02026-04-07 · field out · SI · fly_ball · EV 85.7 / LA 31.02026-04-07 · field out · SI · ground_ball · EV 98.4 / LA -8.02026-04-08 · field out · FF · popup · EV 90.6 / LA 69.02026-04-08 · sac fly · FF · fly_ball · EV 94.8 / LA 49.02026-04-09 · field out · CH · fly_ball · EV 98.1 / LA 47.02026-04-09 · field out · CH · ground_ball · EV 91.5 / LA -3.02026-04-09 · field out · CH · line_drive · EV 97.3 / LA 7.02026-04-11 · field out · FC · popup · EV 66.1 / LA 71.02026-04-11 · field out · FC · fly_ball · EV 76.0 / LA 30.02026-04-11 · field out · FF · fly_ball · EV 100.1 / LA 43.02026-04-11 · field out · SI · ground_ball · EV 48.5 / LA -74.02026-04-12 · field out · FF · fly_ball · EV 83.3 / LA 32.02026-04-12 · field out · SI · ground_ball · EV 74.8 / LA -59.02026-04-13 · field out · SL · ground_ball · EV 104.4 / LA 1.02026-04-13 · field out · FF · line_drive · EV 64.4 / LA 11.02026-04-14 · field out · FF · ground_ball · EV 59.8 / LA -23.02026-04-17 · single · FF · ground_ball · EV 101.2 / LA 1.02026-04-17 · grounded into double play · FF · ground_ball · EV 101.2 / LA -5.02026-04-18 · home run · SI · fly_ball · EV 110.2 / LA 26.02026-04-18 · field out · KC · ground_ball · EV 96.1 / LA -28.02026-04-18 · field out · SI · fly_ball · EV 91.2 / LA 55.02026-04-19 · field out · SI · ground_ball · EV 102.5 / LA -13.02026-04-19 · field out · SI · ground_ball · EV 97.0 / LA 0.02026-04-19 · field out · FF · ground_ball · EV 103.6 / LA -2.02026-04-19 · field out · FF · popup · EV 85.5 / LA 56.02026-04-21 · single · FF · line_drive · EV 100.7 / LA 19.02026-04-21 · field out · ST · fly_ball · EV 92.4 / LA 31.02026-04-22 · single · SI · fly_ball · EV 70.3 / LA 34.02026-04-23 · field out · FF · popup · EV 87.1 / LA 75.02026-04-23 · field out · FF · ground_ball · EV 75.0 / LA -33.02026-04-23 · field out · ST · ground_ball · EV 69.6 / LA -9.02026-04-24 · single · SI · ground_ball · EV 49.0 / LA -51.02026-04-24 · single · FF · line_drive · EV 101.3 / LA 14.02026-04-24 · double play · CH · line_drive · EV 107.7 / LA 9.02026-04-26 · single · CH · fly_ball · EV 77.2 / LA 41.02026-04-26 · field out · CU · ground_ball · EV 94.6 / LA -4.02026-04-30 · field out · SL · ground_ball · EV 75.8 / LA -4.02026-04-30 · field out · SL · ground_ball · EV 76.3 / LA 0.02026-04-30 · double · CU · line_drive · EV 103.7 / LA 19.02026-04-30 · field out · FF · line_drive · EV 92.3 / LA 10.02026-05-02 · field out · SI · fly_ball · EV 100.3 / LA 30.02026-05-02 · double · CH · ground_ball · EV 82.0 / LA 11.02026-05-03 · home run · SL · fly_ball · EV 103.3 / LA 27.02026-05-03 · field out · SI · ground_ball · EV 105.9 / LA -4.02026-05-03 · home run · SI · fly_ball · EV 107.0 / LA 29.02026-05-04 · field out · FS · fly_ball · EV 102.9 / LA 24.02026-05-04 · field out · FF · fly_ball · EV 103.7 / LA 31.02026-05-04 · single · FF · line_drive · EV 91.7 / LA 15.02026-05-04 · field out · CU · line_drive · EV 98.7 / LA 10.02026-05-06 · field out · CH · popup · EV 81.3 / LA 67.02026-05-06 · field out · ST · ground_ball · EV 80.4 / LA -7.02026-05-07 · field out · SI · ground_ball · EV 98.1 / LA -14.02026-05-07 · grounded into double play · CH · ground_ball · EV 95.0 / LA -10.02026-05-07 · field out · CH · fly_ball · EV 88.4 / LA 53.02026-05-07 · field out · FC · fly_ball · EV 100.2 / LA 34.02026-05-08 · double · SI · line_drive · EV 86.1 / LA 21.02026-05-08 · field out · FF · fly_ball · EV 92.4 / LA 56.02026-05-08 · home run · SL · fly_ball · EV 104.0 / LA 24.02026-05-08 · field out · SL · fly_ball · EV 99.5 / LA 36.02026-05-09 · field out · SI · ground_ball · EV 105.9 / LA 0.02026-05-09 · field out · FF · fly_ball · EV 101.2 / LA 31.02026-05-10 · field out · CH · ground_ball · EV 91.5 / LA -29.02026-05-10 · field out · CU · fly_ball · EV 99.3 / LA 24.02026-05-10 · field out · CH · ground_ball · EV 105.6 / LA -5.02026-05-10 · single · FF · popup · EV 63.0 / LA 44.02026-05-12 · single · FF · fly_ball · EV 70.3 / LA 33.02026-05-12 · field out · FC · fly_ball · EV 87.7 / LA 51.02026-05-12 · field out · SL · line_drive · EV 99.6 / LA 14.02026-05-12 · single · FF · ground_ball · EV 94.9 / LA 5.02026-05-13 · single · CU · line_drive · EV 106.2 / LA 12.02026-05-13 · field out · CH · fly_ball · EV 103.5 / LA 32.02026-05-13 · field out · SL · fly_ball · EV 81.6 / LA 41.02026-05-14 · field out · SL · fly_ball · EV 104.5 / LA 36.02026-05-14 · home run · FC · fly_ball · EV 106.9 / LA 25.02026-05-14 · field out · SL · ground_ball · EV 96.6 / LA 2.02026-05-14 · field out · FF · line_drive · EV 103.4 / LA 17.02026-05-15 · grounded into double play · FS · ground_ball · EV 87.4 / LA -4.02026-05-15 · field out · SI · ground_ball · EV 93.7 / LA -5.02026-05-15 · field out · SI · ground_ball · EV 57.3 / LA -58.02026-05-15 · field out · SL · line_drive · EV 102.3 / LA 22.02026-05-16 · field out · SI · ground_ball · EV 96.9 / LA -15.02026-05-16 · double · FS · ground_ball · EV 100.4 / LA 5.02026-05-16 · field out · CH · ground_ball · EV 82.0 / LA -14.02026-05-17 · single · FC · line_drive · EV 99.3 / LA 15.02026-05-17 · field out · SI · fly_ball · EV 80.1 / LA 34.02026-05-17 · single · SI · ground_ball · EV 107.2 / LA -15.02026-05-17 · field out · SI · ground_ball · EV 81.9 / LA 4.02026-05-18 · field out · ST · popup · EV 88.3 / LA 64.02026-05-18 · field out · FF · ground_ball · EV 108.4 / LA -13.02026-05-18 · grounded into double play · FF · ground_ball · EV 106.1 / LA -7.02026-05-18 · field out · SI · ground_ball · EV 88.5 / LA -15.02026-05-19 · single · FC · ground_ball · EV 66.5 / LA 5.02026-05-19 · field out · FC · fly_ball · EV 82.7 / LA 30.02026-05-19 · field out · ST · ground_ball · EV 72.3 / LA 5.02026-05-19 · double · CH · line_drive · EV 103.3 / LA 17.02026-05-20 · double · SL · fly_ball · EV 80.4 / LA 41.02026-05-20 · field out · FS · popup · EV 82.1 / LA 63.02026-05-20 · field out · FF · ground_ball · EV 100.1 / LA -5.02026-05-21 · force out · ST · ground_ball · EV 102.3 / LA -9.02026-05-21 · field out · ST · line_drive · EV 79.8 / LA 30.02026-05-22 · field out · ST · popup · EV 74.5 / LA 88.02026-05-22 · grounded into double play · SI · ground_ball · EV 106.9 / LA -7.02026-05-23 · single · SL · ground_ball · EV 64.2 / LA 4.02026-05-23 · field out · FF · fly_ball · EV 96.5 / LA 43.02026-05-23 · single · ST · line_drive · EV 94.1 / LA 16.02026-05-24 · field out · FF · ground_ball · EV 99.7 / LA -19.02026-05-24 · field out · SI · ground_ball · EV 73.6 / LA -44.02026-05-24 · field out · ST · fly_ball · EV 93.5 / LA 31.02026-05-24 · field out · FS · fly_ball · EV 80.9 / LA 31.02026-05-25 · field out · CH · ground_ball · EV 71.8 / LA -27.02026-05-25 · single · CU · ground_ball · EV 107.1 / LA 4.02026-05-26 · grounded into double play · SI · ground_ball · EV 99.7 / LA -7.02026-05-26 · field out · SV · ground_ball · EV 103.2 / LA -11.02026-05-27 · field out · FF · fly_ball · EV 94.0 / LA 48.02026-05-27 · field out · FF · fly_ball · EV 73.5 / LA 59.02026-05-31 · field out · SI · popup · EV 73.0 / LA 60.02026-05-31 · field out · CU · fly_ball · EV 85.1 / LA 29.02026-05-31 · single · SI · ground_ball · EV 102.3 / LA -14.02026-06-15 · field out · SI · fly_ball · EV 80.2 / LA 35.02026-06-15 · single · FF · line_drive · EV 95.7 / LA 14.02026-06-18 · field out · CU · line_drive · EV 76.5 / LA 30.02026-06-20 · home run · CH · fly_ball · EV 99.0 / LA 33.02026-06-20 · single · FF · ground_ball · EV 108.1 / LA -4.02026-06-24 · field out · FF · fly_ball · EV 85.2 / LA 55.02026-06-24 · home run · FF · line_drive · EV 108.4 / LA 23.02026-06-24 · field out · ST · ground_ball · EV 96.2 / LA 1.02026-06-24 · field out · SI · line_drive · EV 64.5 / LA 16.02026-08-31 · field out · SI · ground_ball · EV 95.0 / LA -17.02026-08-31 · home run · CH · fly_ball · EV 102.7 / LA 27.02026-08-31 · grounded into double play · SI · ground_ball · EV 90.0 / LA -12.02026-09-01 · field out · FC · popup · EV 88.0 / LA 79.02026-09-02 · single · FF · line_drive · EV 100.4 / LA 9.02026-09-04 · single · FF · ground_ball · EV 101.6 / LA -8.02026-09-04 · field out · FF · popup · EV 82.5 / LA 56.02026-09-04 · field out · SL · line_drive · EV 101.1 / LA 10.02026-09-04 · home run · FF · fly_ball · EV 99.6 / LA 33.02026-09-06 · field out · CH · ground_ball · EV 76.5 / LA -41.02026-09-11 · field out · SI · ground_ball · EV 79.3 / LA -36.02026-09-17 · single · SI · line_drive · EV 105.9 / LA 12.02026-09-18 · field out · SI · ground_ball · EV 83.3 / LA -56.02026-09-18 · single · SI · ground_ball · EV 104.9 / LA -3.02026-09-18 · field out · SI · popup · EV 67.4 / LA 72.02026-09-20 · double · ST · ground_ball · EV 92.3 / LA 4.02026-09-20 · field out · CH · line_drive · EV 90.1 / LA 8.02026-09-20 · field out · SI · ground_ball · EV 98.6 / LA -25.02026-09-22 · field out · CU · ground_ball · EV 103.7 / LA -11.02026-09-23 · field out · CH · line_drive · EV 102.4 / LA 20.02026-09-23 · field out · CH · ground_ball · EV 67.8 / LA -9.02026-09-23 · field out · FF · fly_ball · EV 91.7 / LA 52.02026-09-25 · double · CU · line_drive · EV 102.7 / LA 13.02026-09-25 · sac fly · CU · fly_ball · EV 89.7 / LA 51.02026-09-26 · field out · FC · ground_ball · EV 91.3 / LA -20.02026-09-26 · field out · ST · ground_ball · EV 79.8 / LA -7.02026-09-26 · field out · FF · ground_ball · EV 74.9 / LA -40.02026-09-26 · field out · CU · fly_ball · EV 90.4 / LA 47.0 1B2B3BHROut Zone shading = batted-ball density by field third · hover dots for date, pitch, EV, and LA. MITHRANDIR · CHARTS
Bat tracking

Swing path, attack angle, bat speed

Aggregate Savant bat-tracking metrics; not per-swing motion capture. The full swing, with the recommended path overlaid, lives in the 3D Swing Simulator.

Watch the swing in 3D →

2026
Mithrandir Metrics BAT SPEED DISTRIBUTION Parameterized Mithrandir chart rendered as SVG for templates and exports. Bat Speed Vientos, Mark · aggregate bat speed marker 60 mph 85 mph Avg bat speed 73.8 mph Hard swing rate 30% Whiff / swing 34% MITHRANDIR · CHARTS
Zone profile

Aggregate zone heatmap

Aggregate zone metrics from seasonal Statcast leaderboards.

Mithrandir Metrics ZONE HEATMAP Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Swing Zone Profile Vientos, Mark · Aggregate zone metrics; not pitch-by-pitch locations Zone: 48%48%Chase: 35%35%Whiff: 30%30%Zone contact: 81%81%Contact: 70%70%Hard hit: 44%44% Dashed border = aggregate mixed-batter zone proxy MITHRANDIR · CHARTS
Model read

Projection notes

1
templated note
Projection leans more on broad offensive balance than one extreme carrying trait.
Live context

Current-season signal

xwOBA Δ-0.024
wOBA Δ-0.035
Sample310 PA

positive regression

Projection table

Point projection and range

MetricPointRangeHalf-width
Plate Appearances496----
Home Runs22----
Stolen Bases0----
xwOBA0.3280.300 to 0.377+/- 0.038
ISO0.1850.140 to 0.267+/- 0.064
Barrel%7.2%5.2% to 9.6%+/- 2.2%
Hard-Hit%48.4%42.9% to 55.5%+/- 6.3%
K%25.2%21.2% to 32.1%+/- 5.4%
BB%7.0%4.7% to 9.9%+/- 2.6%
BABIP0.2890.243 to 0.342+/- 0.050
Platoon / Shape
vs LHP

415 career PA

xwOBA0.269
K%21.5%
BB%5.4%
Barrel5.8%
vs RHP

903 career PA

xwOBA0.270
K%23.1%
BB%5.6%
Barrel7.0%