MLB matchup analysis

Guardians vs Rockies Prediction, Odds and Model Pick

Sunday, August 23, 2026 at Coors Field · 3:10 PM ET

Pass

LyDia decision: Pass on Guardians vs Rockies

Lab Rating
6.3/10
Model lean
Guardians 74.2%
Market probability
59.9%
Model edge
+14.3%
Best moneyline
-158
Sportsbooks checked
9
LyDia model
74.2%
Market
59.9%

The case for Cleveland Guardians

Starting pitcher edge: 18 points
LyDia gives Foster Griffin a 18-point edge over Tomoyuki Sugano, driven mainly by K/9 (8.1 vs 5.3) and K-BB% (15.9% vs 8.3%).
Bats are hot: +0.009 wOBA
Cleveland Guardians is outhitting its own season form over the last 15 days. Recent form is context, not a model input, but it points the same way here.

The case for Colorado Rockies

The case is thin
The model finds little going Colorado Rockies's way — it trails on the pitching plan, bullpen, and recent form. The main path to a Colorado Rockies win is variance.

Why it is not official

Setup quality below the bar
Lab Rating is 6.3/10, under the 7.2/10 required for an official pick.

Why the setup score is what it is

Conviction: 9.59/10
LyDia's win probability for Cleveland Guardians (74.2%) is well clear of a coin flip -- this is a real, stated lean, not a guess.
Pitching plan: 18/20
Foster Griffin rates 18 points better than Tomoyuki Sugano on LyDia's pitcher score. That is a real edge, and it earns most or all of the available credit here.
Bullpen: 11.09/20
Cleveland Guardians's bullpen carries a real edge over Colorado Rockies's tonight.
Offense: 24.46/50
Cleveland Guardians's recent form does not clearly outpace Colorado Rockies's.

Why the price is what it is

Team strength: 61.7%
Before any pitcher or bullpen adjustment, LyDia's team-strength model alone makes Cleveland Guardians 61.7% to win. Everything below moves the price from this starting point.
Pitcher score gap: 18 points
The pitcher-score gap favors Cleveland Guardians by 18 points. This is the biggest single mover of the price -- a large gap moves it a lot, a small gap barely moves it.
Bullpen adjustment: +0.018
The bullpen-fatigue gap between the two pens nudges the price toward Cleveland Guardians. This moves the price less than the starting pitchers do, since a starter covers more of the game than the bullpen.
Net effect: 61.7% -> 74.2%
Team strength alone had Cleveland Guardians at 61.7%. After the pitcher and bullpen terms, the price is 74.2% -- the same number shown as Model Lean above.
The verdict LyDia passes. The combined Lab Rating did not clear the official threshold.
Read the full model output

The combined Lab Rating did not clear the official threshold.

Final result

Guardians 7, Rockies 2

How the analysis held up

Cleveland Guardians won, the side LyDia's model favored.

Foster Griffin (Cleveland Guardians), the starter LyDia's pitcher score favored, actually outpitched Tomoyuki Sugano: 5.0 IP, 2 ER (3.60 ERA) against 3.0 IP, 5 ER (15.00 ERA). The edge held up.

The Cleveland Guardians bullpen was not flagged pregame, but it had a night worth noting: 0 earned runs allowed over 4.0 relief innings (0.00 ERA) — quietly better than the pregame read implied.

Cleveland Guardians scored 7, 2 more than the 5 pregame projection.

Colorado Rockies scored 2, 2.9 fewer than the 4.9 pregame projection.

Game information

MatchupCleveland Guardians at Colorado Rockies
DateSunday, August 23, 2026
First pitch3:10 PM ET
VenueCoors Field
Starting pitchersFoster Griffin vs Tomoyuki Sugano
WeatherGame-time forecast: 76°F, 26% precipitation chance, 11 mph wind from SE.

Starting pitcher matchup

Full Pitcher Matchup Tool →
Foster GriffinGuardians · LHP
vs
Tomoyuki SuganoRockies · RHP
MetricGuardiansRockies
Pitching planTraditional starterTraditional starter
Expected innings5⅔5⅓
ThrowsLR
LyDia pitcher score (higher is better)7456
ERA (lower is better)3.194.96
WHIP (lower is better)1.131.32
K/9 (higher is better)8.15.3
K-BB% (higher is better)15.9%8.3%
K% (higher is better)22.1%13.8%
BB% (lower is better)6.2%5.4%
BB/9 (lower is better)2.32.1
HR/9 (lower is better)1.41.9
Ground-ball rate51.3%45.6%
Fly-ball rate48.7%54.4%

Pitcher edge: LyDia gives Foster Griffin a 18-point edge over Tomoyuki Sugano, driven mainly by K/9 (8.1 vs 5.3) and K-BB% (15.9% vs 8.3%).

How to read this: the scorecards above name the starters; every number lives in this table. Highlighted cells mark a gap big enough to matter. K% and BB% are strikeout and walk rate as a share of batters faced -- K-BB% is the two combined into one skill number. HR/9 is home runs allowed per nine innings. Ground-ball and fly-ball rate are neither good nor bad on their own: high ground-ball pitchers trade strikeouts for double plays and fewer home runs, and on this data source the two rates are complementary (they add to 100%), not independent reads.

Strikeout Projections Full strikeout projections →

Foster Griffin strikeouts
5.6 LyDia projected Ks
Official pick: OVER 4.5K · +0.9K difference
Market 4.5K · O -123 / U +115 · 6 books
Tomoyuki Sugano strikeouts
2.2 LyDia projected Ks
No K play · -0.3K difference is below LyDia's 0.7K threshold
Market 2.5K · O +100 / U -110 · 6 books

Same data source as the Pitcher Matchup Tool, where every starter on the slate is compared side by side.

Guardians are 6-4 in their last 10, averaging 4.3 runs per game over the last 15 days, and swinging above their season form; Rockies are 3-7 in their last 10, averaging 4.4 runs per game over the last 15 days, and hitting below their season form. On the season Guardians carry the better run differential per game (-0.07 against -1.05).

MetricGuardiansRockies
Last 106-43-7
Last 10 by venue (away team on the road, home team at home)6-4 on the road1-9 at home
OPS, last 15 days0.7050.688
wOBA, last 15 days (hot/cold read)0.3140.306
Runs per game, last 15 days4.34.4
K% last 15 days (lower is better)15.7%21.9%

Last 15 days only. Hot and cold streaks for all 30 teams live on the Stats page.

30-day offense

Full offense tool →
Last 30 daysGuardiansRockies
OPS0.671 (-0.013 vs szn)0.709 (-0.029 vs szn)
Runs per game4.07 (+0.051 vs szn)4.69 (-0.054 vs szn)
wOBA (model offense input)0.3010.312 (-0.013 vs szn)
K% (lower is better)18.3% (-3.2% vs szn)23.3% (+0.5% vs szn)

Over the last 30 days the Rockies have been the better offense, 0.312 wOBA to 0.301. They are cooling off against their own season line (-0.013 wOBA).

Season profile

Full Stats page →
MetricGuardiansRockies
Record65-6650-80
Run differential / game (team quality)-0.07-1.05
Runs scored / game (offense, season)4.024.75
Runs allowed / game (defense, season, lower better)4.095.79
Season OPS0.6840.738
K% season (lower is better)21.5%22.8%
OPS vs opposing hand (season)0.6900.697

Season-long team quality, not recent form. Run differential and run environment come from the season standings; splits for all 30 teams live on the Stats page, including the run environment table.

Every team on today's slate, on any two axes you pick. Guardians and Rockies are highlighted.

Guardians
Combined risk
5.8 Normal
Fatigue
6.9 Tired
Efficiency
7.2 Effective
Rockies
Combined risk
6.4 Tired
Fatigue
6.6 Tired
Efficiency
5.5 Effective

Risk is what the model actually uses: fatigue blended with how well the pen has pitched. High fatigue with high efficiency is a tired pen that is still getting outs.

MetricGuardiansRockies
Fatigue6.9/10, Tired6.6/10, Tired
Efficiency7.2/10, Effective5.5/10, Effective
Combined risk5.8/10, Normal6.4/10, Tired
Relief innings, last 7 days19.027.0
Back-to-back arms74
7-day ERA1.423.33
7-day WHIP0.951.30

Fatigue measures workload. Efficiency measures recent run prevention. Combined risk is what the moneyline and totals systems use.

Run total projection

Full Totals Projections →
LyDia projection
10.4
Market total
11.5
Projected away runs
5.0
Projected home runs
4.9
Over price
+118
Under price
-125
Cleveland Guardians team total
5.0 projected
Line 7.5 · O -112 / U +100
Under research lean (-2.5)
Colorado Rockies team total
4.9 projected
Line 3.5 · O +130 / U -165
Over research lean (+1.4)

The model projects 1.1 runs below the market total. A research lean still requires a setup rating of at least 7.0/10. Team totals remain research-only until their graded sample is established.

More games today

All matchups →

Every LyDia pick, graded in public

Free daily model card by email, or open today's full slate. Membership adds delivery before first pitch.

Today's picks Membership

Model outputs are not guarantees. LyDia provides analysis and education only. Every official pick remains visible on the Results page. 21+. If you or someone you know has a gambling problem, call 1-800-GAMBLER.