โšพ MLB CURSD Luck Score Rankings

Data last updated May 1, 2026, 7:00 PM UTC

Baseball invented luck analytics. Bill James' Pythagorean formula (expected wins from runs scored and allowed) has been validated across 40+ years of data. The MLB CURSD Luck Score (CLS) builds on that foundation with 4 orthogonal signals: Pythagorean delta (30%), one-run game record with Bayesian shrinkage toward .500 (20%), batting luck from Statcast xwOBA vs actual wOBA (25%), and pitching luck from xERA vs actual ERA (25%). Statcast data from Baseball Savant strips out defense, sequencing, and BABIP noise to isolate true hitting and pitching performance. A team that rakes in expected metrics but can't buy a hit with runners in scoring position will show up as deeply cursed. Statcast signal weights ramp up with season progress, reaching full strength at 40+ games when the sample is reliable.

Season
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RKTeamPosLASRecordCLSTrendHighlightShare
โ˜  Cursed
1
Tigers
Tigers
MLB ยท 76 pts
225โ–ฒ1776-86-58
โ˜  Cursed
76-86 despite outscoring opponents by +71 runs. One of the most cursed teams in baseball - close games and sequencing are destroying them.
2
Giants
Giants
MLB ยท 65 pts
2723โ–ฒ465-97-57
โ˜  Cursed
65-97 with a -91 run differential. Getting robbed by the sequencing gods. The data says they deserve better.
3
Angels
Angels
MLB ยท 62 pts
2927โ–ฒ262-100-50
โ˜  Cursed
62-100 with a -97 run differential. Getting robbed by the sequencing gods. The data says they deserve better.
4
Mets
Mets
MLB ยท 74 pts
2511โ–ฒ1474-88-50
โ˜  Cursed
74-88 with a -32 run differential. The Pythagorean says 78 wins - they have 74. Margins have fallen the wrong way.
โ†“ Unlucky
5
Orioles
Orioles
MLB ยท 79 pts
178โ–ฒ979-82-33
โ†“ Unlucky
79-82 with a -21 run differential. Right where the data says they should be. No significant luck in either direction.
6
Rockies
Rockies
MLB ยท 58 pts
303058-104-27
โ†“ Unlucky
58-104 with a -192 run differential. Getting robbed by the sequencing gods. The data says they deserve better.
7
Nationals
Nationals
MLB ยท 77 pts
1912โ–ฒ777-85-27
โ†“ Unlucky
77-85 with a +6 run differential. The Pythagorean says 82 wins - they have 77. Margins have fallen the wrong way.
8
Royals
Royals
MLB ยท 69 pts
262669-93-24
โ†“ Unlucky
69-93 with a -120 run differential. Right where the data says they should be. No significant luck in either direction.
9
Mariners
Mariners
MLB ยท 76 pts
2316โ–ฒ776-86-23
โ†“ Unlucky
76-86 with a -58 run differential. Right where the data says they should be. No significant luck in either direction.
10
Athletics
Athletics
MLB ยท 64 pts
282864-98-22
โ†“ Unlucky
64-98 with a -238 run differential. Winning more than their run production justifies. The data says regression is coming.
11
Cardinals
Cardinals
MLB ยท 77 pts
2015โ–ฒ577-85-19
โ†“ Unlucky
77-85 with a -29 run differential. Right where the data says they should be. No significant luck in either direction.
โ€” Neutral
12
Twins
Twins
MLB ยท 77 pts
2119โ–ฒ277-85-7
โ€” Neutral
77-85 with a -58 run differential. Right where the data says they should be. No significant luck in either direction.
13
Red Sox
Red Sox
MLB ยท 87 pts
96โ–ฒ387-75-3
โ€” Neutral
87-75 with a +78 run differential. Right where the data says they should be. No significant luck in either direction.
14
Dodgers
Dodgers
MLB ยท 100 pts
21โ–ฒ1100-62-2
โ€” Neutral
100-62 with a +201 run differential. Right where the data says they should be. No significant luck in either direction.
15
Astros
Astros
MLB ยท 81 pts
1417โ–ผ381-81+3
โ€” Neutral
81-81 with a -32 run differential. Right where the data says they should be. No significant luck in either direction.
16
Yankees
Yankees
MLB ยท 93 pts
53โ–ฒ293-68+6
โ€” Neutral
93-68 with a +138 run differential. The Pythagorean says 96 wins - they have 93. Margins have fallen the wrong way.
17
White Sox
White Sox
MLB ยท 84 pts
1213โ–ผ184-78+11
โ€” Neutral
84-78 with a +56 run differential. Right where the data says they should be. No significant luck in either direction.
18
Marlins
Marlins
MLB ยท 80 pts
1521โ–ผ680-82+11
โ€” Neutral
80-82 with a +3 run differential. Right where the data says they should be. No significant luck in either direction.
19
Blue Jays
Blue Jays
MLB ยท 79 pts
1822โ–ผ479-83+12
โ€” Neutral
79-83 with a -46 run differential. Right where the data says they should be. No significant luck in either direction.
20
Phillies
Phillies
MLB ยท 88 pts
89โ–ผ188-74+13
โ€” Neutral
88 wins from a +15 run differential. Winning tight games at an unsustainable rate. One of the luckiest teams in baseball.
โ†‘ Lucky
21
Cubs
Cubs
MLB ยท 89 pts
7789-73+16
โ†‘ Lucky
89-73 with a +147 run differential. The Pythagorean says 95 wins - they have 89. Margins have fallen the wrong way.
22
Pirates
Pirates
MLB ยท 82 pts
1318โ–ผ582-80+17
โ†‘ Lucky
82-80 with a +28 run differential. Right where the data says they should be. No significant luck in either direction.
23
Rangers
Rangers
MLB ยท 80 pts
1625โ–ผ980-82+20
โ†‘ Lucky
80-82 with a -46 run differential. Winning more than their run production justifies. The data says regression is coming.
24
Braves
Braves
MLB ยท 94 pts
4494-68+26
โ†‘ Lucky
94-68 with a +116 run differential. Right where the data says they should be. No significant luck in either direction.
25
Brewers
Brewers
MLB ยท 103 pts
12โ–ผ1103-59+29
โ†‘ Lucky
103-59 with a +214 run differential. Winning more than their run production justifies. The data says regression is coming.
26
Padres
Padres
MLB ยท 91 pts
610โ–ผ491-71+29
โ†‘ Lucky
91-71 with a +41 run differential. Winning more than their run production justifies. The data says regression is coming.
27
Guardians
Guardians
MLB ยท 85 pts
1120โ–ผ985-77+34
โ†‘ Lucky
85-77 with a +11 run differential. Winning more than their run production justifies. The data says regression is coming.
โœฆ Blessed
28
Reds
Reds
MLB ยท 75 pts
2429โ–ผ575-87+42
โœฆ Blessed
75-87 despite being outscored overall (-160 run diff). Winning when it matters and losing when they can afford to. Unsustainably fortunate.
29
D-backs
D-backs
MLB ยท 86 pts
1024โ–ผ1486-76+49
โœฆ Blessed
86-76 with a +9 run differential. Winning more than their run production justifies. The data says regression is coming.
30
Rays
Rays
MLB ยท 98 pts
314โ–ผ1198-64+85
โœฆ Blessed
98 wins from a +86 run differential. Winning tight games at an unsustainable rate. One of the luckiest teams in baseball.

Frequently Asked Questions

CLS Evolution

How each team's CLS has changed throughout the season

Above zero = lucky. Below zero = unlucky. Scale: -100 (cursed) to +100 (blessed).

MLB Luck by Signal

The CLS combines several signals. Pick one to see which MLB teams are getting robbed (or blessed) on that signal individually.