Upset Index

Games sorted by how surprising the result was, based on pre-game Dixon-Coles probabilities.

All Upsets only Low confidence
# Date Matchup Result Pre-game odds Surprisal (bits)
1 Sep 21, 2025 Islanders Hockey Club (East) @ Boston Jr Eagles 4–4
3.4%
92.2% ⚠
4.52 UPSET
2 Dec 14, 2025 Bay State Breakers 2016 Platinum @ BOSTON VIPERS 2016 4–4
7.7%
86.1%
4.01 UPSET
3 Jan 04, 2026 BOSTON VIPERS 2016 @ Bay State Breakers 2016 Platinum 4–4
80.1%
11.7%
3.60 UPSET
4 Jan 03, 2026 Bay State Breakers 2016 Platinum @ South Shore Kings 3–1
8.3%
84.8%
3.60 UPSET
5 Feb 20, 2026 Boston Jr Terriers (White) @ Boston Jr Terriers (Red) 4–4
80.1%
11.5%
3.57 UPSET
6 Oct 26, 2025 Boston Jr Terriers (Red) @ South Shore Kings 3–2
8.6%
84.0%
3.54 UPSET
7 Nov 01, 2025 Islanders Hockey Club (East) @ Boston Jr Eagles 2–2
14.6%
75.4%
3.32 UPSET
8 Oct 19, 2025 Boston Jr Terriers (White) @ BOSTON VIPERS 2016 4–4
68.9%
20.2%
3.21 UPSET
9 Oct 11, 2025 Boston Jr Eagles @ Islanders Hockey Club (East) 2–4
80.0%
11.2%
3.16 UPSET
10 Nov 09, 2025 MassConn United Hockey Club @ South Shore Kings 4–4
21.2%
66.8%
3.05 UPSET
11 Dec 14, 2025 Bulldogs Hockey Club @ NorthStars Hockey Club 3–3
62.3%
24.5%
2.93 UPSET
12 Dec 13, 2025 Boston Jr Eagles @ Bulldogs Hockey Club 4–4
33.7%
53.0%
2.91 UPSET
13 Oct 04, 2025 Bay State Breakers 2016 Platinum @ MassConn United Hockey Club 5–5
33.3%
53.4%
2.91 UPSET
14 Nov 16, 2025 South Shore Kings @ Boston Jr Terriers (Red) 4–6
76.2%
13.7%
2.87 UPSET
15 Nov 15, 2025 BOSTON VIPERS 2016 @ Bulldogs Hockey Club 5–5
37.5%
48.8%
2.87
16 Sep 28, 2025 NorthStars Hockey Club @ Bay State Breakers 2016 Platinum 2–2
63.7%
22.5%
2.85 UPSET
17 Dec 21, 2025 BOSTON VIPERS 2016 @ Boston Jr Eagles 3–3
40.4%
45.7%
2.84
18 Feb 21, 2026 Bulldogs Hockey Club @ Boston Jr Terriers (White) 2–2
46.0%
40.1%
2.84
19 Feb 22, 2026 Boston Jr Terriers (White) @ South Shore Kings 2–2
55.6%
30.3%
2.83 UPSET
20 Feb 15, 2026 Boston Jr Terriers (White) @ Bulldogs Hockey Club 7–7
41.1%
44.7%
2.81
21 Feb 21, 2026 BOSTON VIPERS 2016 @ Boston Jr Eagles 2–2
37.9%
47.8%
2.81
22 Dec 27, 2025 Boston Jr Eagles @ South Shore Kings 2–2
38.9%
46.6%
2.79
23 Oct 05, 2025 NorthStars Hockey Club @ BOSTON VIPERS 2016 6–4
14.5%
74.8%
2.79 UPSET
24 Feb 08, 2026 BOSTON VIPERS 2016 @ South Shore Kings 4–4
48.7%
36.6%
2.77
25 Dec 13, 2025 NorthStars Hockey Club @ MassConn United Hockey Club 3–3
44.2%
41.0%
2.76
26 Dec 06, 2025 Islanders Hockey Club (East) @ South Shore Kings 5–4
14.8%
74.6%
2.75 UPSET
27 Oct 19, 2025 NorthStars Hockey Club @ Boston Jr Terriers (Red) 2–3
72.4%
15.0%
2.74 UPSET
28 Feb 11, 2026 NorthStars Hockey Club @ Islanders Hockey Club (East) 2–2
49.7%
35.2%
2.73
29 Dec 13, 2025 South Shore Kings @ Islanders Hockey Club (East) 0–4
72.8%
16.2%
2.63 UPSET
30 Jan 18, 2026 Boston Jr Terriers (White) @ NorthStars Hockey Club 2–3
72.4%
16.6%
2.59 UPSET
31 Oct 04, 2025 Islanders Hockey Club (East) @ NorthStars Hockey Club 2–1
17.1%
67.9%
2.55 UPSET
32 Oct 11, 2025 MassConn United Hockey Club @ BOSTON VIPERS 2016 4–2
17.9%
72.8%
2.48
33 Oct 04, 2025 Bulldogs Hockey Club @ South Shore Kings 2–7
66.2%
21.0%
2.25
34 Feb 01, 2026 Bay State Breakers 2016 Platinum @ Boston Jr Terriers (Red) 6–2
21.8%
66.2%
2.20
35 Oct 04, 2025 Boston Jr Eagles @ Boston Jr Terriers (White) 5–4
22.4%
66.7%
2.16
36 Feb 22, 2026 MassConn United Hockey Club @ BOSTON VIPERS 2016 5–3
22.4%
65.7%
2.16
37 Jan 17, 2026 BOSTON VIPERS 2016 @ Boston Jr Terriers (White) 6–4
23.9%
63.5%
2.07
38 Nov 23, 2025 Boston Jr Terriers (Red) @ NorthStars Hockey Club 5–3
25.2%
61.2%
1.99
39 Dec 20, 2025 Boston Jr Eagles @ MassConn United Hockey Club 3–5
62.4%
25.4%
1.97
40 Oct 25, 2025 Boston Jr Terriers (White) @ South Shore Kings 0–1
61.5%
25.5%
1.97
41 Feb 06, 2026 Bay State Breakers 2016 Platinum @ Boston Jr Terriers (Red) 4–3
26.0%
61.2%
1.94
42 Feb 01, 2026 Boston Jr Terriers (White) @ BOSTON VIPERS 2016 2–4
60.2%
26.8%
1.90
43 Dec 20, 2025 South Shore Kings @ Boston Jr Terriers (White) 4–3
26.9%
59.5%
1.89
44 Nov 15, 2025 MassConn United Hockey Club @ Boston Jr Eagles 7–4
27.0%
60.7%
1.89
45 Feb 14, 2026 Boston Jr Terriers (Red) @ Bay State Breakers 2016 Platinum 4–6
59.5%
27.4%
1.87
46 Jan 11, 2026 Bulldogs Hockey Club @ South Shore Kings 3–4
59.0%
27.4%
1.87
47 Dec 20, 2025 Boston Jr Terriers (Red) @ NorthStars Hockey Club 6–4
29.7%
55.9%
1.75
48 Dec 20, 2025 NorthStars Hockey Club @ Boston Jr Terriers (Red) 2–3
55.9%
29.7%
1.75
49 Jan 11, 2026 Boston Jr Terriers (White) @ Boston Jr Eagles 3–4
56.5%
29.8%
1.74
50 Jan 24, 2026 BOSTON VIPERS 2016 @ NorthStars Hockey Club 1–2
56.0%
29.9%
1.74
51 Feb 21, 2026 Islanders Hockey Club (East) @ Bay State Breakers 2016 Platinum 2–5
55.7%
30.0%
1.74
52 Nov 16, 2025 Boston Jr Eagles @ BOSTON VIPERS 2016 6–2
30.4%
57.1%
1.72
53 Dec 14, 2025 MassConn United Hockey Club @ Islanders Hockey Club (East) 0–1
55.2%
30.8%
1.70
54 Dec 14, 2025 MassConn United Hockey Club @ Islanders Hockey Club (East) 3–5
55.2%
30.8%
1.70
55 Dec 06, 2025 NorthStars Hockey Club @ Boston Jr Eagles 4–3
31.0%
54.9%
1.69
56 Feb 07, 2026 Bulldogs Hockey Club @ BOSTON VIPERS 2016 4–5
55.5%
31.0%
1.69
57 Jan 04, 2026 MassConn United Hockey Club @ Boston Jr Terriers (Red) 4–7
54.8%
31.6%
1.66
58 Feb 14, 2026 Boston Jr Eagles @ Boston Jr Terriers (White) 7–1
31.6%
54.5%
1.66
59 Nov 15, 2025 Boston Jr Terriers (Red) @ Islanders Hockey Club (East) 5–1
32.3%
53.0%
1.63
60 Sep 27, 2025 Bulldogs Hockey Club @ Boston Jr Terriers (White) 0–5
54.4%
32.4%
1.63
61 Oct 26, 2025 Bulldogs Hockey Club @ BOSTON VIPERS 2016 3–4
54.7%
32.5%
1.62
62 Feb 08, 2026 NorthStars Hockey Club @ Islanders Hockey Club (East) 2–4
51.8%
33.3%
1.59
63 Jan 03, 2026 Bulldogs Hockey Club @ Boston Jr Eagles 5–6
52.5%
33.9%
1.56
64 Jan 25, 2026 Boston Jr Eagles @ BOSTON VIPERS 2016 6–7
51.3%
34.6%
1.53
65 Jan 24, 2026 Boston Jr Terriers (Red) @ MassConn United Hockey Club 6–4
35.5%
50.5%
1.49
66 Feb 21, 2026 MassConn United Hockey Club @ Boston Jr Terriers (Red) 4–5
49.5%
36.6%
1.45
67 Dec 27, 2025 Boston Jr Eagles @ South Shore Kings 6–2
38.9%
46.6%
1.36
68 Nov 23, 2025 South Shore Kings @ BOSTON VIPERS 2016 6–0
39.3%
46.4%
1.35
69 Sep 27, 2025 Islanders Hockey Club (East) @ Bay State Breakers 2016 Platinum 2–4
42.1%
40.1%
1.32
70 Oct 18, 2025 South Shore Kings @ Bulldogs Hockey Club 2–6
43.7%
41.4%
1.27
71 Jan 10, 2026 South Shore Kings @ BOSTON VIPERS 2016 2–5
43.6%
41.5%
1.27
72 Oct 05, 2025 Islanders Hockey Club (East) @ Boston Jr Terriers (Red) 5–2
41.8%
39.3%
1.26
73 Nov 16, 2025 MassConn United Hockey Club @ NorthStars Hockey Club 1–4
43.1%
42.3%
1.24
74 Sep 27, 2025 NorthStars Hockey Club @ MassConn United Hockey Club 6–4
42.7%
39.6%
1.23
75 Dec 21, 2025 MassConn United Hockey Club @ NorthStars Hockey Club 2–3
42.1%
43.1%
1.22
76 Feb 07, 2026 Boston Jr Terriers (Red) @ Islanders Hockey Club (East) 3–2
43.4%
41.5%
1.20
77 Nov 02, 2025 South Shore Kings @ Boston Jr Eagles 4–2
45.0%
40.6%
1.15
78 Jan 04, 2026 South Shore Kings @ Boston Jr Eagles 0–4
38.4%
47.0%
1.09
79 Nov 01, 2025 South Shore Kings @ NorthStars Hockey Club 4–1
47.1%
37.7%
1.09
80 Nov 09, 2025 Bay State Breakers 2016 Platinum @ Islanders Hockey Club (East) 2–8
37.0%
48.2%
1.05
81 Jan 03, 2026 BOSTON VIPERS 2016 @ NorthStars Hockey Club 5–3
48.4%
36.8%
1.05
82 Oct 25, 2025 Islanders Hockey Club (East) @ Boston Jr Terriers (Red) 4–2
49.4%
33.0%
1.02
83 Jan 04, 2026 NorthStars Hockey Club @ BOSTON VIPERS 2016 1–6
35.3%
50.0%
1.00
84 Nov 08, 2025 Islanders Hockey Club (East) @ MassConn United Hockey Club 3–8
34.6%
50.5%
0.99
85 Oct 18, 2025 NorthStars Hockey Club @ Boston Jr Eagles 2–4
34.8%
50.6%
0.98
86 Feb 08, 2026 Boston Jr Eagles @ Bulldogs Hockey Club 2–5
35.4%
50.7%
0.98
87 Feb 22, 2026 Bay State Breakers 2016 Platinum @ Islanders Hockey Club (East) 5–6
32.8%
52.7%
0.92
88 Jan 03, 2026 Islanders Hockey Club (East) @ MassConn United Hockey Club 2–6
32.7%
52.9%
0.92
89 Dec 07, 2025 NorthStars Hockey Club @ South Shore Kings 1–4
31.7%
53.7%
0.90
90 Feb 21, 2026 NorthStars Hockey Club @ South Shore Kings 2–6
30.5%
54.9%
0.86
91 Nov 22, 2025 South Shore Kings @ MassConn United Hockey Club 4–1
55.5%
30.8%
0.85
92 Dec 28, 2025 BOSTON VIPERS 2016 @ Bulldogs Hockey Club 1–6
30.0%
56.8%
0.82
93 Jan 24, 2026 South Shore Kings @ Bulldogs Hockey Club 0–3
29.1%
57.1%
0.81
94 Nov 08, 2025 South Shore Kings @ NorthStars Hockey Club 5–3
57.3%
28.4%
0.80
95 Oct 25, 2025 Bay State Breakers 2016 Platinum @ NorthStars Hockey Club 0–9
27.5%
57.6%
0.80
96 Dec 06, 2025 BOSTON VIPERS 2016 @ MassConn United Hockey Club 4–3
58.0%
29.3%
0.79
97 Jan 31, 2026 Boston Jr Terriers (Red) @ South Shore Kings 4–7
27.9%
58.3%
0.78
98 Nov 30, 2025 Islanders Hockey Club (East) @ NorthStars Hockey Club 1–3
26.7%
59.4%
0.75
99 Jan 31, 2026 BOSTON VIPERS 2016 @ MassConn United Hockey Club 5–1
60.1%
27.2%
0.73
100 Feb 07, 2026 South Shore Kings @ Boston Jr Terriers (White) 1–3
25.4%
61.2%
0.71
101 Feb 01, 2026 South Shore Kings @ Islanders Hockey Club (East) 4–2
61.4%
25.0%
0.70
102 Oct 11, 2025 Bulldogs Hockey Club @ NorthStars Hockey Club 4–3
61.6%
23.5%
0.70
103 Jan 11, 2026 BOSTON VIPERS 2016 @ Boston Jr Terriers (Red) 5–1
61.8%
25.4%
0.69
104 Dec 20, 2025 Islanders Hockey Club (East) @ BOSTON VIPERS 2016 2–4
24.8%
61.9%
0.69
105 Dec 27, 2025 BOSTON VIPERS 2016 @ Boston Jr Terriers (White) 2–6
23.9%
63.3%
0.66
106 Dec 13, 2025 Boston Jr Terriers (Red) @ Bay State Breakers 2016 Platinum 6–5
64.4%
23.2%
0.64
107 Oct 12, 2025 BOSTON VIPERS 2016 @ Islanders Hockey Club (East) 5–0
65.9%
21.6%
0.60
108 Feb 22, 2026 Boston Jr Eagles @ NorthStars Hockey Club 3–2
66.2%
21.3%
0.60
109 Dec 21, 2025 South Shore Kings @ Boston Jr Terriers (Red) 6–2
66.3%
21.3%
0.59
110 Dec 07, 2025 BOSTON VIPERS 2016 @ Boston Jr Terriers (Red) 3–1
66.3%
21.6%
0.59
111 Feb 07, 2026 Boston Jr Eagles @ MassConn United Hockey Club 2–0
67.0%
21.4%
0.58
112 Sep 27, 2025 Boston Jr Eagles @ Boston Jr Terriers (Red) 7–0
67.4%
21.5%
0.57
113 Jan 10, 2026 NorthStars Hockey Club @ Bulldogs Hockey Club 2–6
20.3%
67.7%
0.56
114 Nov 22, 2025 NorthStars Hockey Club @ Boston Jr Terriers (White) 2–4
19.9%
67.9%
0.56
115 Jan 17, 2026 Bay State Breakers 2016 Platinum @ NorthStars Hockey Club 1–4
19.7%
68.4%
0.55
116 Jan 31, 2026 NorthStars Hockey Club @ Boston Jr Terriers (White) 1–7
19.1%
69.0%
0.54
117 Dec 14, 2025 Boston Jr Eagles @ Boston Jr Terriers (Red) 4–2
70.2%
18.7%
0.51
118 Sep 28, 2025 MassConn United Hockey Club @ Boston Jr Eagles 2–5
19.4%
71.7%
0.48
119 Dec 07, 2025 Boston Jr Eagles @ Islanders Hockey Club (East) 4–2
71.8%
17.2%
0.48
120 Nov 29, 2025 BOSTON VIPERS 2016 @ Islanders Hockey Club (East) 2–1
72.2%
17.0%
0.47
121 Nov 15, 2025 Boston Jr Terriers (White) @ NorthStars Hockey Club 4–3
72.5%
16.5%
0.46
122 Dec 21, 2025 Bulldogs Hockey Club @ Islanders Hockey Club (East) 5–2
73.0%
16.2%
0.45
123 Oct 18, 2025 Boston Jr Terriers (Red) @ MassConn United Hockey Club 3–4
15.0%
73.8%
0.44
124 Jan 11, 2026 MassConn United Hockey Club @ Bay State Breakers 2016 Platinum 1–0
74.1%
16.2%
0.43
125 Dec 07, 2025 MassConn United Hockey Club @ Bay State Breakers 2016 Platinum 8–2
74.5%
15.9%
0.43
126 Sep 20, 2025 Bulldogs Hockey Club @ Boston Jr Eagles 6–5
74.6%
18.1% ⚠
0.42
127 Feb 01, 2026 MassConn United Hockey Club @ Bulldogs Hockey Club 2–5
15.4%
74.9%
0.42
128 Feb 14, 2026 Bulldogs Hockey Club @ MassConn United Hockey Club 8–3
75.1%
15.1%
0.41
129 Feb 15, 2026 South Shore Kings @ Bay State Breakers 2016 Platinum 7–3
75.7%
14.3%
0.40
130 Oct 05, 2025 MassConn United Hockey Club @ Bulldogs Hockey Club 0–4
14.7%
76.1%
0.39
131 Feb 08, 2026 MassConn United Hockey Club @ Boston Jr Terriers (White) 2–5
13.7%
76.8%
0.38
132 Feb 08, 2026 MassConn United Hockey Club @ Boston Jr Terriers (White) 5–6
13.7%
76.8%
0.38
133 Nov 30, 2025 Boston Jr Terriers (Red) @ Bulldogs Hockey Club 4–5
13.4%
77.2%
0.37
134 Jan 31, 2026 Bulldogs Hockey Club @ Islanders Hockey Club (East) 4–2
77.6%
12.8%
0.37
135 Nov 23, 2025 Boston Jr Terriers (White) @ MassConn United Hockey Club 7–4
77.7%
13.1%
0.36
136 Nov 23, 2025 Boston Jr Terriers (White) @ MassConn United Hockey Club 5–3
77.7%
13.1%
0.36
137 Jan 24, 2026 Islanders Hockey Club (East) @ Boston Jr Terriers (White) 1–3
12.3%
78.4%
0.35
138 Nov 29, 2025 Bulldogs Hockey Club @ Boston Jr Terriers (Red) 4–3
79.1%
12.1%
0.34
139 Nov 08, 2025 Boston Jr Terriers (Red) @ Boston Jr Eagles 1–4
11.2%
80.5%
0.31
140 Sep 21, 2025 Boston Jr Terriers (Red) @ Boston Jr Terriers (White) 3–5
10.2%
80.6% ⚠
0.31
141 Nov 02, 2025 Boston Jr Terriers (White) @ Islanders Hockey Club (East) 6–1
80.9%
10.5%
0.31
142 Feb 22, 2026 Boston Jr Terriers (Red) @ Bulldogs Hockey Club 3–8
11.0%
80.9%
0.31
143 Dec 06, 2025 Boston Jr Terriers (Red) @ Boston Jr Terriers (White) 1–4
10.6%
81.2%
0.30
144 Nov 22, 2025 Islanders Hockey Club (East) @ Bulldogs Hockey Club 3–5
10.1%
81.7%
0.29
145 Nov 30, 2025 Boston Jr Terriers (White) @ Boston Jr Terriers (Red) 4–1
81.8%
10.2%
0.29
146 Jan 04, 2026 Boston Jr Terriers (White) @ Islanders Hockey Club (East) 4–2
81.8%
9.9%
0.29
147 Oct 18, 2025 Bay State Breakers 2016 Platinum @ Boston Jr Terriers (White) 1–8
9.2%
83.7%
0.26
148 Jan 18, 2026 Bay State Breakers 2016 Platinum @ BOSTON VIPERS 2016 3–5
8.4%
84.8%
0.24
149 Sep 28, 2025 Islanders Hockey Club (East) @ Bulldogs Hockey Club 1–6
6.1%
86.7%
0.21
150 Jan 10, 2026 Bay State Breakers 2016 Platinum @ Boston Jr Eagles 0–7
7.2%
86.9%
0.20
151 Nov 22, 2025 Boston Jr Eagles @ Bay State Breakers 2016 Platinum 7–3
87.2%
7.0%
0.20
152 Nov 15, 2025 South Shore Kings @ Bay State Breakers 2016 Platinum 4–3
87.3%
6.6%
0.20
153 Jan 31, 2026 Bay State Breakers 2016 Platinum @ Boston Jr Eagles 3–4
6.1%
88.3%
0.18
154 Jan 24, 2026 Boston Jr Eagles @ Bay State Breakers 2016 Platinum 3–1
88.8%
5.8%
0.17
155 Dec 06, 2025 Bulldogs Hockey Club @ Bay State Breakers 2016 Platinum 8–2
90.4%
5.0%
0.15
156 Nov 08, 2025 BOSTON VIPERS 2016 @ Bay State Breakers 2016 Platinum 7–3
90.6%
5.0%
0.14
157 Sep 28, 2025 Boston Jr Terriers (Red) @ BOSTON VIPERS 2016 1–4
5.0%
90.7%
0.14
158 Jan 25, 2026 Bulldogs Hockey Club @ Bay State Breakers 2016 Platinum 6–0
91.4%
4.3%
0.13
159 Nov 16, 2025 Bay State Breakers 2016 Platinum @ Bulldogs Hockey Club 2–7
4.2%
91.6%
0.13
160 Dec 21, 2025 Boston Jr Terriers (White) @ Bay State Breakers 2016 Platinum 8–1
93.2%
3.3%
0.10
161 Nov 29, 2025 Bay State Breakers 2016 Platinum @ Boston Jr Terriers (White) 3–6
2.8%
94.1%
0.09
162 Sep 21, 2025 Bay State Breakers 2016 Platinum @ Bulldogs Hockey Club 1–6
2.1%
95.8% ⚠
0.06