Since 1961, Emmanuel Clase has the lowest ERA by a relief pitcher when pitching in 200+ games, with an ERA of 1.88.
| NAME | ERA | G | W | L | W% | GS | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | H/9 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | E. Clase | 1.88 | 365 | 21 | 25 | .457 | 0 | 349 | 0 | 0 | 182 | 359.0 | 266 | 75 | 111 | 15 | 68 | 9 | 297 | 10 | 1,412 | 19 | 8.75 | 1.70 | 5.13 | 0.38 | 24.7 | 4.8 | 0.93 | .258 | 2.78 | 6.67 |
| 2 |  | Z. Britton | 2.03 | 396 | 17 | 9 | .654 | 0 | 367 | 0 | 0 | 154 | 391.0 | 276 | 88 | 102 | 17 | 153 | 8 | 250 | 6 | 1,551 | 36 | 8.45 | 3.52 | 2.40 | 0.39 | 23.7 | 9.9 | 1.10 | .257 | 2.35 | 6.35 |
| 3 |  | M. Rivera | 2.06 | 1,105 | 79 | 57 | .581 | 0 | 1,135 | 0 | 0 | 652 | 1233.2 | 934 | 282 | 305 | 63 | 266 | 44 | 952 | 41 | 4,870 | 13 | 8.28 | 1.94 | 4.27 | 0.46 | 23.3 | 5.5 | 0.97 | .259 | 2.23 | 6.81 |
| 4 | | H. Wilhelm | 2.16 | 593 | 70 | 63 | .526 | 0 | 841 | 0 | 0 | 163 | 1058.2 | 753 | 254 | 309 | 63 | 323 | 27 | 423 | 39 | 4,212 | 51 | 7.15 | 2.75 | 2.60 | 0.54 | 20.0 | 7.7 | 1.02 | .233 | 2.63 | 6.40 |
| 5 |  | C. Smith | 2.26 | 219 | 20 | 7 | .741 | 0 | 314 | 0 | 0 | 58 | 223.0 | 154 | 56 | 67 | 10 | 59 | 11 | 92 | 4 | 884 | 9 | 12.67 | 2.38 | 5.32 | 0.40 | 35.5 | 6.7 | 0.96 | .294 | 2.70 | 6.22 |
| 6 | | B. Wagner | 2.31 | 853 | 47 | 40 | .540 | 0 | 1,196 | 0 | 0 | 422 | 903.0 | 601 | 232 | 262 | 82 | 300 | 33 | 703 | 26 | 3,600 | 43 | 11.92 | 2.99 | 3.99 | 0.82 | 33.2 | 8.3 | 1.00 | .261 | 2.61 | 5.99 |
| 7 |  | J. Duran | 2.32 | 307 | 20 | 31 | .392 | 0 | 403 | 0 | 0 | 123 | 313.2 | 251 | 81 | 103 | 21 | 85 | 21 | 206 | 15 | 1,272 | 21 | 11.56 | 2.44 | 4.74 | 0.60 | 31.7 | 6.7 | 1.07 | .310 | 2.96 | 7.20 |
| 8 | | T. Saito | 2.34 | 338 | 21 | 15 | .583 | 0 | 400 | 0 | 0 | 84 | 338.0 | 250 | 88 | 99 | 25 | 108 | 14 | 189 | 13 | 1,363 | 9 | 10.65 | 2.88 | 3.70 | 0.67 | 29.3 | 7.9 | 1.06 | .276 | 2.64 | 6.66 |
| 9 | | M. Adams | 2.41 | 408 | 21 | 20 | .512 | 0 | 409 | 0 | 0 | 4 | 407.1 | 316 | 109 | 122 | 33 | 126 | 6 | 60 | 12 | 1,653 | 7 | 9.04 | 2.78 | 3.25 | 0.73 | 24.7 | 7.6 | 1.09 | .262 | 2.70 | 6.98 |
| 10 |  | J. Smoltz | 2.41 | 242 | 4 | 6 | .400 | 0 | 280 | 0 | 0 | 154 | 261.1 | 205 | 70 | 74 | 17 | 50 | 1 | 204 | 5 | 1,015 | 9 | 9.64 | 1.72 | 5.60 | 0.59 | 27.6 | 4.9 | 0.98 | .282 | 2.55 | 7.06 |
| 11 | | K. Uehara | 2.43 | 424 | 20 | 22 | .476 | 0 | 524 | 0 | 0 | 95 | 414.0 | 279 | 112 | 120 | 53 | 66 | 4 | 207 | 8 | 1,583 | 9 | 11.39 | 1.43 | 7.94 | 1.15 | 33.1 | 4.2 | 0.83 | .241 | 2.61 | 6.07 |
| 12 | | A. Otsuka | 2.44 | 236 | 13 | 15 | .464 | 0 | 217 | 0 | 0 | 39 | 232.0 | 190 | 63 | 71 | 12 | 80 | 2 | 96 | 15 | 951 | 4 | 8.42 | 3.10 | 2.71 | 0.47 | 22.8 | 8.4 | 1.16 | .278 | 2.75 | 7.37 |
| 13 | | J. Papelbon | 2.45 | 686 | 41 | 36 | .532 | 0 | 793 | 0 | 0 | 368 | 709.2 | 557 | 193 | 221 | 55 | 175 | 32 | 585 | 17 | 2,867 | 13 | 10.06 | 2.22 | 4.53 | 0.70 | 27.7 | 6.1 | 1.03 | .277 | 2.80 | 7.06 |
| 14 |  | A. Chapman | 2.48 | 916 | 63 | 51 | .553 | 0 | 1,402 | 0 | 0 | 402 | 873.0 | 510 | 241 | 268 | 57 | 431 | 34 | 607 | 7 | 3,554 | 90 | 14.45 | 4.44 | 3.25 | 0.59 | 39.4 | 12.1 | 1.08 | .278 | 2.76 | 5.26 |
| 15 | | B. Harvey | 2.49 | 322 | 17 | 25 | .405 | 0 | 448 | 0 | 0 | 177 | 387.0 | 278 | 107 | 122 | 30 | 144 | 2 | 278 | 19 | 1,582 | 25 | 10.42 | 3.35 | 3.11 | 0.70 | 28.3 | 9.1 | 1.09 | .259 | 2.84 | 6.47 |
| 16 | | J. Nathan | 2.50 | 758 | 52 | 29 | .642 | 0 | 881 | 0 | 0 | 377 | 761.0 | 540 | 211 | 222 | 60 | 248 | 18 | 587 | 27 | 3,048 | 41 | 10.42 | 2.93 | 3.55 | 0.71 | 28.9 | 8.1 | 1.04 | .261 | 2.63 | 6.39 |
| 17 | | H. Gaddis | 2.50 | 223 | 15 | 8 | .652 | 0 | 200 | 0 | 0 | 4 | 212.1 | 167 | 59 | 63 | 21 | 60 | 8 | 23 | 3 | 854 | 5 | 8.48 | 2.54 | 3.33 | 0.89 | 23.4 | 7.0 | 1.07 | .258 | 2.67 | 7.08 |
| 18 |  | J. Hader | 2.50 | 513 | 38 | 33 | .535 | 0 | 884 | 0 | 0 | 252 | 557.0 | 301 | 155 | 170 | 66 | 213 | 24 | 358 | 6 | 2,186 | 20 | 14.28 | 3.44 | 4.15 | 1.07 | 40.4 | 9.7 | 0.92 | .235 | 2.75 | 4.86 |
| 19 | | D. Betances | 2.55 | 373 | 21 | 23 | .477 | 0 | 631 | 0 | 0 | 36 | 392.1 | 239 | 111 | 124 | 26 | 181 | 28 | 86 | 5 | 1,604 | 28 | 14.47 | 4.15 | 3.49 | 0.60 | 39.3 | 11.3 | 1.07 | .289 | 2.84 | 5.48 |
| 20 | | J. Venters | 2.55 | 291 | 20 | 12 | .625 | 0 | 296 | 0 | 0 | 10 | 271.2 | 210 | 77 | 98 | 13 | 134 | 21 | 52 | 16 | 1,157 | 20 | 9.81 | 4.44 | 2.21 | 0.43 | 25.6 | 11.6 | 1.27 | .284 | 3.25 | 6.96 |
| 21 | | D. O'Day | 2.59 | 644 | 42 | 21 | .667 | 0 | 637 | 0 | 0 | 21 | 609.0 | 458 | 175 | 189 | 64 | 172 | 50 | 155 | 24 | 2,461 | 3 | 9.41 | 2.54 | 3.70 | 0.95 | 25.9 | 7.0 | 1.03 | .256 | 2.79 | 6.77 |
| 22 | | T. Holton | 2.59 | 253 | 18 | 11 | .621 | 0 | 246 | 0 | 0 | 11 | 309.1 | 232 | 89 | 99 | 35 | 68 | 11 | 42 | 3 | 1,212 | 11 | 7.16 | 1.98 | 3.62 | 1.02 | 20.3 | 5.6 | 0.97 | .231 | 2.88 | 6.75 |
| 23 |  | K. Jansen | 2.60 | 984 | 58 | 46 | .558 | 0 | 1,329 | 0 | 0 | 497 | 972.1 | 634 | 281 | 302 | 95 | 305 | 33 | 739 | 21 | 3,860 | 22 | 12.30 | 2.82 | 4.36 | 0.88 | 34.4 | 7.9 | 0.97 | .257 | 2.80 | 5.87 |
| 24 | | H. Aguirre | 2.60 | 204 | 13 | 14 | .481 | 0 | 177 | 0 | 0 | 17 | 273.0 | 233 | 79 | 97 | 21 | 115 | 10 | 80 | 16 | 1,162 | 11 | 5.84 | 3.79 | 1.54 | 0.69 | 15.2 | 9.9 | 1.27 | .253 | 3.20 | 7.68 |
| 25 | | F. Vazquez | 2.61 | 323 | 17 | 13 | .567 | 0 | 402 | 0 | 0 | 89 | 330.2 | 254 | 96 | 109 | 22 | 101 | 16 | 175 | 7 | 1,348 | 13 | 10.94 | 2.75 | 3.98 | 0.60 | 29.8 | 7.5 | 1.07 | .287 | 2.97 | 6.91 |
StatMuse has game-level data for games pitched going back to the 1908 season.
Some of the information used here was obtained free of charge from Retrosheet.
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More Guardians Stats
Team Batting Leaders 
HR
2
RamÃrez
RBI
7
RamÃrez
AVG
.500
Genao
Team Pitching Leaders 
W
1
Williams
K
24
Williams
ERA
0.00
Gaddis
Team Rankings
HR
162
27th
R
678
24th
SO
1,530
3rd
ERA
3.77
8th
Twins
Tigers
Royals
MLB 2026 Batting Leaders
MLB 2026 Pitching Leaders
MLB Fantasy 2026
MLB 2026 Betting
MLB 2026 Standings
| NL East | W | L | PCT | GB |
|---|---|---|---|---|
 Braves - y | 94 | 68 | .580 | |
 Phillies - w | 88 | 74 | .543 | 6.0 |
80 | 82 | .494 | 14.0 | |
77 | 85 | .475 | 17.0 | |
74 | 88 | .457 | 20.0 | |
| NL Central | W | L | PCT | GB |
 Brewers - y | 103 | 59 | .636 | |
 Cubs - w | 89 | 73 | .549 | 14.0 |
82 | 80 | .506 | 21.0 | |
77 | 85 | .475 | 26.0 | |
75 | 87 | .463 | 28.0 | |
| NL West | W | L | PCT | GB |
 Dodgers - y | 100 | 62 | .617 | |
 Padres - w | 91 | 71 | .562 | 9.0 |
86 | 76 | .531 | 14.0 | |
65 | 97 | .401 | 35.0 | |
58 | 104 | .358 | 42.0 |
Marlins
Nationals
Mets
Pirates
Cardinals
Reds
Diamondbacks
Giants
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
 Rays - y | 98 | 64 | .605 | |
 Yankees - w | 93 | 68 | .578 | 4.5 |
 Red Sox - w | 87 | 75 | .537 | 11.0 |
79 | 82 | .491 | 18.5 | |
79 | 83 | .488 | 19.0 | |
| AL Central | W | L | PCT | GB |
 Guardians - y | 85 | 77 | .525 | |
 White Sox - w | 84 | 78 | .519 | 1.0 |
77 | 85 | .475 | 8.0 | |
76 | 86 | .469 | 9.0 | |
69 | 93 | .426 | 16.0 | |
| AL West | W | L | PCT | GB |
 Astros - y | 81 | 81 | .500 | |
80 | 82 | .494 | 1.0 | |
76 | 86 | .469 | 5.0 | |
64 | 98 | .395 | 17.0 | |
62 | 100 | .383 | 19.0 |
Orioles
Blue Jays
Rangers
Mariners
Athletics
Angels