Mike O'Brien
| Club | Boston Armizare |
| Nationality | United States |
Ratings
| Category | Rank (current) | Weighted Rating (current) | Rank (best) | Weighted Rating (best) |
|---|---|---|---|---|
| Longsword | ||||
| - Mixed & Men's Steel Longsword | 2101 (top 36%) | 1226.5 | 397 (October 2016) | 1237.1 (January 2024) |
| Sabre | ||||
| - Mixed & Men's Steel Sabre | 174 (top 8%) | 1539 | 116 (December 2023) | 1551.3 (June 2024) |
| Rapier and Dagger | ||||
| - Mixed & Men's Steel Rapier and Dagger | Inactive | 1437 | 62 (2 months) | 1453.4 (March 2023) |
| Sword and Buckler | ||||
| - Mixed & Men's Steel Sword and Buckler | 162 (top 11%) | 1499.7 | 148 (December 2024) | 1506.7 (October 2024) |
Record
| Division | Total | Win | Loss | Draw | Other |
|---|---|---|---|---|---|
| Mixed Steel Arming Sword & Buckler | 42 | 23 | 18 | 1 | 0 |
| Mixed Steel Sabre | 37 | 28 | 9 | 0 | 0 |
| Mixed Steel Longsword | 11 | 6 | 4 | 1 | 0 |
| Mixed Steel Rapier & Dagger | 8 | 6 | 2 | 0 | 0 |
| Mixed Steel Any Weapon | 10 | 7 | 3 | 0 | 0 |
| Sum | 108 | 70 | 36 | 2 | 0 |
Full rating histories
Mixed & Men's Steel Longsword
Missing sections mean that the fighter was inactive, I.E. had not competed in 24 months or more.
October 2016
397
1231.7
November 2016
413
1231.1
December 2016
429
1230.5
January 2017
450
1230
February 2017
476
1229.4
March 2017
512
1228.8
April 2017
561
1228.3
May 2017
596
1227.7
June 2017
620
1227.2
July 2017
634
1226.6
August 2017
653
1226
September 2017
701
1225.5
October 2017
731
1224.9
November 2017
772
1224.4
December 2017
788
1223.8
January 2018
808
1223.2
February 2018
857
1222.7
March 2018
894
1222.1
April 2018
952
1221.6
May 2018
987
1221
June 2018
1034
1220.5
July 2018
1039
1219.9
August 2018
1055
1219.4
September 2018
1128
1218.8
October 2018
1218.3
November 2018
1217.7
December 2018
1217.2
January 2019
1216.6
February 2019
1216.1
March 2019
1215.5
April 2019
1215
May 2019
1214.4
June 2019
1213.9
July 2019
1213.4
August 2019
1212.8
September 2019
1212.3
October 2019
1211.7
November 2019
1211.2
December 2019
1210.6
January 2020
1210.1
February 2020
1209.6
March 2020
1209
April 2020
1208.5
May 2020
1208
June 2020
1207.4
July 2020
1206.9
August 2020
1206.4
September 2020
1205.8
October 2020
1205.3
November 2020
1204.8
December 2020
1204.2
January 2021
1203.7
February 2021
1203.2
March 2021
1202.6
April 2021
1202.1
May 2021
1201.6
June 2021
1201.1
July 2021
1200.5
August 2021
1200
September 2021
1199.5
October 2021
1199
November 2021
1198.4
December 2021
1197.9
January 2022
1197.4
February 2022
1196.9
March 2022
1196.3
April 2022
1195.8
May 2022
1195.3
June 2022
1194.8
July 2022
1194.3
August 2022
1193.8
September 2022
1193.2
October 2022
1192.7
November 2022
1192.2
December 2022
1191.7
January 2023
1191.2
February 2023
1190.7
March 2023
1190.1
April 2023
1189.6
May 2023
1189.1
June 2023
1188.6
July 2023
1188.1
August 2023
1187.6
September 2023
1187.1
October 2023
1186.6
November 2023
1186.1
December 2023
1185.6
January 2024
1525
1237.1
February 2024
1555
1236.3
March 2024
1601
1235.6
April 2024
1624
1234.8
May 2024
1645
1234.1
June 2024
1711
1233.3
July 2024
1754
1232.5
August 2024
1797
1231.8
September 2024
1822
1231
October 2024
1890
1230.3
November 2024
1977
1229.5
December 2024
2003
1228.8
January 2025
2026
1228
February 2025
2049
1227.3
March 2025
2101
1226.5
Mixed & Men's Steel Rapier and Dagger
Missing sections mean that the fighter was inactive, I.E. had not competed in 24 months or more.
The fighter's last active period was in February 2025
March 2023
62
1453.4
April 2023
62
1452.7
May 2023
67
1452
June 2023
74
1451.3
July 2023
79
1450.6
August 2023
78
1449.9
September 2023
84
1449.2
October 2023
92
1448.5
November 2023
94
1447.8
December 2023
94
1447.2
January 2024
87
1446.5
February 2024
101
1445.8
March 2024
102
1445.1
April 2024
109
1444.4
May 2024
115
1443.8
June 2024
122
1443.1
July 2024
123
1442.4
August 2024
124
1441.7
September 2024
128
1441
October 2024
134
1440.4
November 2024
138
1439.7
December 2024
135
1439
January 2025
141
1438.4
February 2025
149
1437.7
March 2025
1437
Mixed & Men's Steel Sabre
June 2023
291
1307.7
July 2023
298
1306.8
August 2023
299
1306
September 2023
325
1305.1
October 2023
345
1304.2
November 2023
369
1303.3
December 2023
116
1520.9
January 2024
120
1519.8
February 2024
126
1518.6
March 2024
133
1517.4
April 2024
136
1516.3
May 2024
191
1480
June 2024
126
1551.3
July 2024
129
1549.9
August 2024
128
1548.5
September 2024
128
1547.1
October 2024
149
1545.7
November 2024
155
1544.4
December 2024
158
1543
January 2025
164
1541.7
February 2025
170
1540.4
March 2025
174
1539
Mixed & Men's Steel Sword and Buckler
Missing sections mean that the fighter was inactive, I.E. had not competed in 24 months or more.
November 2018
587
946.6
December 2018
605
945.9
January 2019
622
945.3
February 2019
656
944.6
March 2019
665
943.9
April 2019
672
943.3
May 2019
696
942.6
June 2019
712
942
July 2019
725
941.3
August 2019
738
940.6
September 2019
738
940
October 2019
743
939.3
November 2019
753
938.7
December 2019
758
938
January 2020
772
937.4
February 2020
770
936.7
March 2020
755
936.1
April 2020
733
935.4
May 2020
726
934.8
June 2020
705
934.1
July 2020
703
933.5
August 2020
680
932.9
September 2020
651
932.2
October 2020
656
931.6
November 2020
930.9
December 2020
930.3
January 2021
929.7
February 2021
929
March 2021
928.4
April 2021
927.8
May 2021
927.1
June 2021
926.5
July 2021
925.9
August 2021
925.3
September 2021
924.6
October 2021
924
November 2021
923.4
December 2021
922.8
January 2022
922.1
February 2022
921.5
March 2022
920.9
April 2022
920.3
May 2022
919.7
June 2022
919.1
July 2022
918.4
August 2022
917.8
September 2022
917.2
October 2022
916.6
November 2022
916
December 2022
915.4
January 2023
914.8
February 2023
914.2
March 2023
294
1228.6
April 2023
306
1227.7
May 2023
316
1226.9
June 2023
353
1226
July 2023
358
1225.1
August 2023
361
1224.3
September 2023
371
1223.4
October 2023
374
1222.6
November 2023
393
1221.7
December 2023
384
1220.9
January 2024
181
1428
February 2024
180
1426.9
March 2024
190
1425.8
April 2024
199
1424.7
May 2024
199
1429.8
June 2024
212
1428.7
July 2024
216
1427.5
August 2024
218
1426.4
September 2024
219
1425.2
October 2024
149
1506.7
November 2024
149
1505.3
December 2024
148
1503.9
January 2025
151
1502.5
February 2025
160
1501.1
March 2025
162
1499.7
Match results
Mixed & Men's Steel Longsword - 11 fights
January 2024 - King's Cup 2024
King's Cup 2024
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Longsword | Elimination Bracket | Graham Wallis | WIN | 910.39 | 62% |
| Mixed Steel Longsword | Elimination Bracket | Piotr Przanowski | LOSS | 1584.61 | 42% |
| Mixed Steel Longsword | Pool 14 | Erik Miao | WIN | Unrated | |
| Mixed Steel Longsword | Pool 14 | Adam Sandor | LOSS | 1251.77 | 51% |
| Mixed Steel Longsword | Pool 14 | Lindsey Mitchell | LOSS | 1074.68 | 65% |
| Mixed Steel Longsword | Pool 14 | Britney Atwell | WIN | Unrated |
October 2016 - Iron Gate Exhibition 2016
Iron Gate Exhibition 2016
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Longsword | Donovan Neiford | DRAW | Unrated | ||
| Mixed Steel Longsword | Audun Theodorsen | WIN | 878.79 | ||
| Mixed Steel Longsword | Amanda Pitcher | WIN | Unrated | ||
| Mixed Steel Longsword | Kevin Willi | LOSS | Unrated | ||
| Mixed Steel Longsword | Donovan Neiford | WIN | Unrated |
Mixed & Men's Steel Rapier and Dagger - 8 fights
March 2023 - Ascalon Sword Festival 2023
Ascalon Sword Festival 2023
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Rapier & Dagger | Pool | Raphael Ku | WIN | Unrated | |
| Mixed Steel Rapier & Dagger | Pool | Joseph Streb | WIN | 1297.15 | |
| Mixed Steel Rapier & Dagger | Pool | Jackson Whiteside | LOSS | Unrated | |
| Mixed Steel Rapier & Dagger | Pool | Erin Abramowicz | WIN | Unrated | |
| Mixed Steel Rapier & Dagger | Pool | Stéfany Cantin | WIN | 1437.34 | |
| Mixed Steel Rapier & Dagger | Pool | Marten Dollinger | WIN | Unrated | |
| Mixed Steel Rapier & Dagger | Table of 16 | Tom Leslie | LOSS | Unrated | |
| Mixed Steel Rapier & Dagger | Table of 32 | Marten Dollinger | WIN | Unrated |
Mixed & Men's Steel Sabre - 37 fights
June 2024 - Brass Frog Assault of Arms 2024
Brass Frog Assault of Arms 2024
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Sabre | Christopher Beauregard | WIN | 1283.78 | 71% | |
| Mixed Steel Sabre | John Nelson | WIN | 991.23 | 71% | |
| Mixed Steel Sabre | Jonathan Gordon | LOSS | 1407.14 | 44% | |
| Mixed Steel Sabre | Kieran Garrity | WIN | 1205.34 | 64% | |
| Mixed Steel Sabre | Micha Rieser | WIN | 1252.70 | 77% | |
| Mixed Steel Sabre | Colin Cui | WIN | 1014.46 | 77% | |
| Mixed Steel Sabre | Kat Laurange | WIN | Unrated | ||
| Mixed Steel Sabre | Jason DeAngelis | WIN | Unrated | ||
| Mixed Steel Sabre | Nathan Weston | WIN | 1239.80 | 58% |
May 2024 - Montreal Sword Meisters 2024
Montreal Sword Meisters 2024
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Sabre | POOL6 | Marc-Antoine Bouchard | WIN | 1259.96 | 57% |
| Mixed Steel Sabre | POOL6 | Etienne Mermillod | LOSS | Unrated | |
| Mixed Steel Sabre | POOL6 | Xavier Jacques | LOSS | Unrated | |
| Mixed Steel Sabre | POOL6 | Marie-France Lalancette | WIN | 752.72 | 91% |
| Mixed Steel Sabre | POOLE | Matthew Biondo | LOSS | 1887.96 | 17% |
| Mixed Steel Sabre | POOLE | Edward Malenfant | LOSS | Unrated |
December 2023 - BHL December 2023
BHL December 2023
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Sabre | Finals | John Campbell | WIN | Unrated | |
| Mixed Steel Sabre | Finals | Dustin Kirkpatrick | WIN | 1259.87 | 57% |
| Mixed Steel Sabre | Finals | Micha Rieser | WIN | 1133.88 | 70% |
| Mixed Steel Sabre | Finals | Christopher Beauregard | WIN | 1054.51 | 70% |
| Mixed Steel Sabre | Pools | Abby Rodriguez | WIN | 952.07 | 63% |
| Mixed Steel Sabre | Pools | Camilla Elvis | WIN | 870.60 | 80% |
| Mixed Steel Sabre | Pools | Meng Lin | WIN | Unrated | |
| Mixed Steel Sabre | Pools | Brendan McKenna | WIN | 979.98 | 81% |
| Mixed Steel Sabre | Pools | Henry Treadwell | WIN | Unrated | |
| Mixed Steel Sabre | Pools | Abby Rodriguez | WIN | 952.07 | 63% |
| Mixed Steel Sabre | Pools | Colin Cui | WIN | Unrated | |
| Mixed Steel Sabre | Pools | Lydia MacKay | WIN | 1325.30 | 44% |
June 2023 - Brass Frog 2023
Brass Frog 2023
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Sabre | Bronze Match | Patrick Bratton | LOSS | 1482.01 | |
| Mixed Steel Sabre | Pool 7 | Andrew Kilgore | LOSS | 875.92 | |
| Mixed Steel Sabre | Pool 7 | Christopher Beauregard | WIN | 1064.17 | |
| Mixed Steel Sabre | Pool 7 | Jeffrey Baravarian | WIN | 1280.36 | |
| Mixed Steel Sabre | Pool 7 | Josh Hoh | LOSS | 1312.40 | |
| Mixed Steel Sabre | Pool 7 | Ian Claflin | WIN | Unrated | |
| Mixed Steel Sabre | Round of 16 | Dustin Kirkpatrick | WIN | 1129.24 | |
| Mixed Steel Sabre | Round of 24 | Murphy Barrett | WIN | 1144.20 | |
| Mixed Steel Sabre | Round of 4 | Greg Josenhans | LOSS | 1614.73 | |
| Mixed Steel Sabre | Round of 8 | Josh Hoh | WIN | 1312.40 |
Mixed & Men's Steel Sword and Buckler - 42 fights
October 2024 - Long Tail 2024
Long Tail 2024
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Arming Sword & Buckler | Finals | Derek Wise | LOSS | 1743.07 | 21% |
| Mixed Steel Arming Sword & Buckler | Finals | Nick Reynolds | LOSS | Unrated | |
| Mixed Steel Arming Sword & Buckler | Finals | Dustin Kirkpatrick | WIN | 1250.22 | 65% |
| Mixed Steel Arming Sword & Buckler | Finals | Ethan Heilman | WIN | 1329.13 | 54% |
| Mixed Steel Arming Sword & Buckler | Pool 1 | Kobe Gallman | LOSS | Unrated | |
| Mixed Steel Arming Sword & Buckler | Pool 1 | Abby Rodriguez | WIN | Unrated | |
| Mixed Steel Arming Sword & Buckler | Pool 1 | Katharine Bancroft | WIN | 1083.90 | 73% |
| Mixed Steel Arming Sword & Buckler | Pool 1 | Ethan Heilman | WIN | 1329.13 | 54% |
| Mixed Steel Arming Sword & Buckler | Pool 1 | Derek Wise | LOSS | 1743.07 | 21% |
| Mixed Steel Arming Sword & Buckler | Pool 2 | Ian Davis | WIN | 1313.55 | 48% |
| Mixed Steel Arming Sword & Buckler | Pool 2 | Derek Wise | LOSS | 1743.07 | 21% |
| Mixed Steel Arming Sword & Buckler | Pool 2 | David Lillethun | WIN | 882.26 | 87% |
| Mixed Steel Arming Sword & Buckler | Pool 2 | Kobe Gallman | WIN | Unrated | |
| Mixed Steel Arming Sword & Buckler | Pool 2 | Abby Rodriguez | WIN | Unrated |
May 2024 - Montreal Sword Meisters 2024
Montreal Sword Meisters 2024
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Arming Sword & Buckler | POOL3 | Kody Keating | LOSS | Unrated | |
| Mixed Steel Arming Sword & Buckler | POOL3 | Alexandre Dionne | LOSS | 1638.07 | 27% |
| Mixed Steel Arming Sword & Buckler | POOL3 | Jérôme Paupe | LOSS | 1595.07 | 34% |
| Mixed Steel Arming Sword & Buckler | POOL3 | Kieron Rowe | WIN | 1446.23 | 38% |
January 2024 - King's Cup 2024
King's Cup 2024
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Arming Sword & Buckler | Bronze Medal Match | Pike Pullen | LOSS | 1563.11 | 27% |
| Mixed Steel Arming Sword & Buckler | Eighth-Finals | Cody Kiwaczyk | WIN | 1266.58 | 41% |
| Mixed Steel Arming Sword & Buckler | Elimination Bracket | David Lillethun | WIN | 737.31 | 75% |
| Mixed Steel Arming Sword & Buckler | Elimination Bracket | Malcolm Ponte | WIN | 1319.37 | 49% |
| Mixed Steel Arming Sword & Buckler | Pools | James McDonnell | WIN | Unrated | |
| Mixed Steel Arming Sword & Buckler | Pools | Timothy Ware | WIN | Unrated | |
| Mixed Steel Arming Sword & Buckler | Pools | Kieran Garrity | DRAW | 1437.22 | 32% |
| Mixed Steel Arming Sword & Buckler | Quarterfinals | Bradley Smith | WIN | 1484.46 | 34% |
| Mixed Steel Arming Sword & Buckler | Semifinals | Bradley Cramer | LOSS | 1664.94 | 20% |
March 2023 - Ascalon Sword Festival 2023
Ascalon Sword Festival 2023
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Arming Sword & Buckler | Pool | John Dunn | WIN | 1131.25 | 40% |
| Mixed Steel Arming Sword & Buckler | Pool | Thomas Kesler | LOSS | 1319.35 | 32% |
| Mixed Steel Arming Sword & Buckler | Pool | Spencer Waddell | WIN | Unrated | |
| Mixed Steel Arming Sword & Buckler | Pool | Michael Sanders | WIN | Unrated | |
| Mixed Steel Arming Sword & Buckler | Pool | Caitlin Richards | WIN | 967.95 | 54% |
| Mixed Steel Arming Sword & Buckler | Pool | Christopher Shelton | LOSS | 1330.89 | 32% |
| Mixed Steel Arming Sword & Buckler | Quarters | Derek Wise | LOSS | 1418.41 | 25% |
| Mixed Steel Arming Sword & Buckler | Table of 16 | Matthew Huller | WIN | 1304.07 | 29% |
November 2018 - Long Island Point 2018
Long Island Point 2018
| Division | Stage | Opponent | Outcome | Opponent rating | Win chance |
|---|---|---|---|---|---|
| Mixed Steel Arming Sword & Buckler | Pool Set 1 | Kevin Willi | LOSS | 1506.83 | |
| Mixed Steel Arming Sword & Buckler | Pool Set 1 | Lucas Marra | WIN | Unrated | |
| Mixed Steel Arming Sword & Buckler | Pool Set 1 | Austin Straub | LOSS | 852.66 | |
| Mixed Steel Arming Sword & Buckler | Pool Set 1 | Jay Tsulis | LOSS | Unrated | |
| Mixed Steel Arming Sword & Buckler | Pool Set 1 | Alexander Kotarakos | LOSS | 1048.57 | |
| Mixed Steel Arming Sword & Buckler | Pool Set 1 | Christopher Palagi | LOSS | Unrated | |
| Mixed Steel Arming Sword & Buckler | Pool Set 1 | Ian Craig | WIN | 933.36 |
Non-rated results - 10 fights
| Division | Event | Stage | Opponent | Outcome |
|---|---|---|---|---|
| Mixed Steel Any Weapon | Iron Gate Exhibition 2019 (September 2019) | Pool 8 | Antoine Lambert | LOSS |
| Mixed Steel Any Weapon | Iron Gate Exhibition 2019 (September 2019) | Pool 8 | Corin McLean | WIN |
| Mixed Steel Any Weapon | Iron Gate Exhibition 2019 (September 2019) | Pool 8 | John Morahn | LOSS |
| Mixed Steel Any Weapon | Iron Gate Exhibition 2019 (September 2019) | Pool 8 | Kiana Shurkin | WIN |
| Mixed Steel Any Weapon | Iron Gate Exhibition 2019 (September 2019) | Pool 8 | Stéfany Cantin | WIN |
| Mixed Steel Any Weapon | Iron Gate Exhibition 2019 (September 2019) | Second Pool 4 | Da'Mon Stith | LOSS |
| Mixed Steel Any Weapon | Iron Gate Exhibition 2019 (September 2019) | Second Pool 4 | Jérôme Paupe | WIN |
| Mixed Steel Any Weapon | Iron Gate Exhibition 2019 (September 2019) | Second Pool 4 | Joseph Ceirante | WIN |
| Mixed Steel Any Weapon | Iron Gate Exhibition 2019 (September 2019) | Second Pool 4 | Kyle Marrotte | WIN |
| Mixed Steel Any Weapon | Iron Gate Exhibition 2019 (September 2019) | Second Pool 4 | Steven Gotcher | WIN |