Probetrics — Sports Analytics
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at
Sat, Oct 10, 12:00 AM ET
Spartan Stadium
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The read

On rating alone Illinois Fighting Illini are 10.6 points better (#26 vs #80 of 240), and MSU add 0.0 for home field. The clearest mismatch is the rushing game: ILL rushing ranks #86, MSU defends it at #100; the other way MSU #95 into ILL's #50.

Who has the edge

Rating
Clear edge
ILL
ILL rated 10.6 points better on Elo (#80 vs #26).
Home & rest
Even
MSU gets 0.0 points for home field.
Passing game
Slight edge
ILL
ILL passing ranks #21, MSU defends it at #102; the other way MSU #73 into ILL's #101.
context · not in the margin
Rushing game
Slight edge
ILL
ILL rushing ranks #86, MSU defends it at #100; the other way MSU #95 into ILL's #50.
context · not in the margin
Third down & red zone
Slight edge
ILL
ILL third-down conversion ranks #43, MSU defends it at #101; the other way MSU #110 into ILL's #122.
context · not in the margin
Form (last 5)
Clear edge
ILL
MSU +10.0 per game over the last five, ILL +19.0.
context · not in the margin
Market
not priced
No line yet.
context · not in the margin

The margin, factor by factor

Illinois Fighting IlliniMichigan State Spartans
1691 Elo · #26
RatingThe Elo gap in points — the model's core read on who is better, before the situational pieces below.
ILL +10.6 pts
1501 Elo · #80
road
Home field
not priced
home
Rest
even
−0.1 pts vs MSU D
Offense vs defenseEach offense's scoring rating against the other defense's — what drives the model total. Shown as an edge, though the winner call runs on Elo.
ILL +3.3 pts
−3.4 pts vs ILL D
W · +19.0
Form (last 5)Average margin over the last five games. Already inside the ratings — listed so you can see when recent form and the rating disagree.
ILL +4.5 pts
W · +10.0
+12.9
SP+ (last season)Bill Connelly's SP+ from last season, the prior the college model starts each season from.
ILL +16.3 pts
−3.4
MarketThe consensus spread, read as points. Compare with the model margin above it.
not priced

Bars are in points toward the favored side. Blue factors are inside the model's margin; grey ones are context it does not add on top (form and offense/defense are already in the ratings; injuries beyond the quarterback are not priced).

Dissect the matchup

CollegeFootballData, garbage time excluded · 2025 season (last season until three games are in)

Biggest mismatches

  • ILL turnovers / game (#11) against a MSU defense ranked #129 at stopping it
  • MSU interception rate (#17) against a ILL defense ranked #124 at stopping it
  • ILL defense (#5 pass explosiveness allowed) against a MSU offense ranked #111
  • ILL rush success rate (#15) against a MSU defense ranked #120 at stopping it
  • ILL completion % (#17) against a MSU defense ranked #115 at stopping it

A mismatch is a rank gap of at least a fifth of the league between an offense and the defense it faces on the same measure. Descriptive rows (pass rate, pace, direction) are shown for reading the game, not ranked. ▲▼ mark where the last three games sit clearly above or below the season number, in the direction that helps that side.

Illinois Fighting Illini offense vs Michigan State Spartans defense

ranks of 135
ILL offMSU defEdge
Identity
Pass rate / Pass rate faced48%49%·
Standard-down shareShare of plays on standard downs (staying ahead of the chains).71%71%·
Plays / game5862·
Possession / game30:5529:35·
Passing
Passing PPA / playPredicted points added per pass play (CFBD).+0.41#21+0.32#102ILL
Pass success rate48%#1444%#103ILL
Pass explosivenessPPA on successful pass plays — how big the wins are.1.57#551.47#35·
Yards / pass attempt8.2#267.6#100ILL
Completion %67%#1766%#115ILL
Interception rate / Interceptions forced1.6%#271.6%#111ILL
Rushing
Rushing PPA / play+0.08#86+0.16#100·
Rush success rate48%#1547%#120ILL
Rush explosiveness0.80#1310.91#43MSU
Line yards / rushYards credited to the offensive line (first 4 yards weighted). Defense column: allowed.3.04#522.87#64·
Stuff rate / Stuff rate forcedRushes stopped at or behind the line.19%#8017%#103·
Power successConversion rate on 3rd/4th and ≤2, or goal-to-go from the 2.73%#5781%#124ILL
Yards / rush3.9#984.6#92·
Situational
Standard-down PPA+0.14#52+0.16#108ILL
Passing-down PPAObvious passing situations (2nd & 8+, 3rd/4th & 5+).+0.37#43+0.33#86ILL
Third-down conversion42%#4342%#101ILL
Points / scoring opportunityPoints per drive that reaches the opponent's 40.4.21#293.91#93ILL
Havoc rate faced / Havoc rateTFLs, forced fumbles, interceptions and passes defensed per play.15.5%#7013.5%#112ILL
Turnovers / game / Takeaways / game0.85#110.75#129ILL

Michigan State Spartans offense vs Illinois Fighting Illini defense

ranks of 135
MSU offILL defEdge
Identity
Pass rate / Pass rate faced51%54%·
Standard-down shareShare of plays on standard downs (staying ahead of the chains).70%72%·
Plays / game6259·
Possession / game30:1229:05·
Passing
Passing PPA / playPredicted points added per pass play (CFBD).+0.24#73+0.32#101MSU
Pass success rate42%#6749%#132MSU
Pass explosivenessPPA on successful pass plays — how big the wins are.1.44#1111.35#5ILL
Yards / pass attempt7.1#756.6#45ILL
Completion %63%#5364%#93MSU
Interception rate / Interceptions forced1.3%#171.4%#124MSU
Rushing
Rushing PPA / play+0.06#95+0.07#50ILL
Rush success rate42%#8341%#53ILL
Rush explosiveness0.95#730.92#50·
Line yards / rushYards credited to the offensive line (first 4 yards weighted). Defense column: allowed.2.56#1272.88#68ILL
Stuff rate / Stuff rate forcedRushes stopped at or behind the line.25%#13119%#70ILL
Power successConversion rate on 3rd/4th and ≤2, or goal-to-go from the 2.65%#10975%#97·
Yards / rush3.8#1044.0#51ILL
Situational
Standard-down PPA+0.02#111+0.12#87·
Passing-down PPAObvious passing situations (2nd & 8+, 3rd/4th & 5+).+0.37#44+0.39#112MSU
Third-down conversion35%#11045%#122·
Points / scoring opportunityPoints per drive that reaches the opponent's 40.3.75#634.33#124MSU
Havoc rate faced / Havoc rateTFLs, forced fumbles, interceptions and passes defensed per play.18.0%#11515.3%#76ILL
Turnovers / game / Takeaways / game1.00#361.23#76MSU

Season

ILLMSU
1-0Record1-0
42.0Points for / game30.0
23.0Points against / game20.0
1-0 / 0-0Home / road1-0 / 0-0
0-1Against the spread0-0-1
1-0Over / underOvers–unders in this team's games. A tendency, not a lean.1-0
WLast 5W

Power ratings

ILLMSU
1691Elo1501
#26 of 240Rank#80 of 240
+4.6Offense ratingPoints per game above league average scored, opponent-adjusted.+3.8
+7.2Defense ratingPoints per game below league average allowed, opponent-adjusted. Positive is good.+4.8
1396Strength of scheduleMean Elo of opponents faced this season.1591

Elo drives the winner call. Offense/defense ratings drive the total.

Advanced

ILLMSU
+10.4SP+ (this season)Bill Connelly's SP+ rating, points above average.+2.2
0.210Offense PPA / playPredicted points added per play, garbage time excluded (CFBD).0.125
0.198Defense PPA / playPPA allowed per play — lower is better.0.210
48% / 45%Success rate (off / def)42% / 45%
1.17 / 1.19Explosiveness (off / def)1.21 / 1.18
704Talent composite247Sports team talent composite for the current roster.685
21%Returning production21%

Advanced stats are from 2025 until this season has about three games. Source: CollegeFootballData.

Head to head

2024MSU 16 at ILL 38ILL · ILL covered

How the margin was built

Rating gap
ILL +10.6 pts
Home field
MSU +— pts
Rest
Even
Weather / roof
— pts on the total
Model margin
Model total

Market

Spread
Total
Moneyline

Per-book prices appear once the multi-book feed has this game (about a week out).

Informational only. Winner probabilities are backtested and calibrated; spread and total calls are tracked leans. 21+, 1-800-GAMBLER.