John Costello was 5-2 with an ERA of 1.81, 38 strikeouts and 1 save in 36 appearances in his rookie season in 1988.
| NAME | SEASON | TM | G | W | L | W% | GS | ERA | 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 | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | J. Costello | 1988 | 36 | 5 | 2 | .714 | 0 | 1.81 | 38 | 0 | 0 | 1 | 49.2 | 44 | 10 | 15 | 3 | 25 | 0 | 15 | 4 | 214 | 0 | 6.89 | 4.53 | 1.52 | 0.54 | 17.8 | 11.7 | 1.39 | .277 | 2.72 | 52 | 3.53 | 102 | 7.97 | -0.3 |
STL| NAME | DATE | SEASON | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | | J. Costello | 10/2/1988 | 1988 | @ | 0 | 0.00 | 4 | 0 | 0 | 0 | 2.0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 6 | 0 | |||
| 2 | | J. Costello | 9/27/1988 | 1988 | @ | 0 | 0.00 | 0 | 0 | 0 | 0 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | |||
| 3 | | J. Costello | 9/24/1988 | 1988 | vs | 0 | 0.00 | 0 | 0 | 0 | 0 | 1.0 | 2 | 0 | 4 | 0 | 2 | 0 | 1 | 0 | 8 | 0 | |||
| 4 | | J. Costello | 9/23/1988 | 1988 | vs | W | 0 | 0.00 | 0 | 0 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 0 | ||
| 5 | | J. Costello | 9/19/1988 | 1988 | vs | 0 | 0.00 | 0 | 0 | 0 | 0 | 0.2 | 1 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 5 | 0 | |||
| 6 | | J. Costello | 9/17/1988 | 1988 | @ | L | 0 | 7.71 | 1 | 0 | 0 | 0 | 2.1 | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 13 | 0 | ||
| 7 | | J. Costello | 9/14/1988 | 1988 | @ | 0 | 16.20 | 1 | 0 | 0 | 0 | 1.2 | 4 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | 9 | 0 | |||
| 8 | | J. Costello | 9/11/1988 | 1988 | vs | 0 | 0.00 | 1 | 0 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | |||
| 9 | | J. Costello | 9/4/1988 | 1988 | @ | 0 | 0.00 | 2 | 0 | 0 | 0 | 2.2 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 12 | 0 | |||
| 10 | | J. Costello | 9/3/1988 | 1988 | @ | 0 | 54.00 | 0 | 0 | 0 | 0 | 0.1 | 2 | 2 | 2 | 0 | 3 | 0 | 0 | 1 | 6 | 0 | |||
| 11 | | J. Costello | 8/29/1988 | 1988 | @ | 0 | 0.00 | 2 | 0 | 0 | 1 | 1.2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 5 | 0 | |||
| 12 | | J. Costello | 8/25/1988 | 1988 | @ | 0 | 0.00 | 2 | 0 | 0 | 0 | 2.2 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 12 | 0 | |||
| 13 | | J. Costello | 8/22/1988 | 1988 | vs | 0 | 0.00 | 2 | 0 | 0 | 0 | 2.0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 6 | 0 | |||
| 14 | | J. Costello | 8/19/1988 | 1988 | vs | W | 0 | 0.00 | 1 | 0 | 0 | 0 | 2.2 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 10 | 0 | ||
| 15 | | J. Costello | 8/16/1988 | 1988 | vs | 0 | 0.00 | 0 | 0 | 0 | 0 | 0.1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 0 | |||
| 16 | | J. Costello | 8/14/1988 | 1988 | @ | 0 | 0.00 | 0 | 0 | 0 | 0 | 0.2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 0 | |||
| 17 | | J. Costello | 8/11/1988 | 1988 | @ | L | 0 | 2.70 | 4 | 0 | 0 | 0 | 3.1 | 5 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 16 | 0 | ||
| 18 | | J. Costello | 8/6/1988 | 1988 | vs | 0 | 0.00 | 4 | 0 | 0 | 0 | 3.0 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 11 | 0 | |||
| 19 | | J. Costello | 8/4/1988 | 1988 | vs | 0 | 0.00 | 1 | 0 | 0 | 0 | 2.0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 8 | 0 | |||
| 20 | | J. Costello | 7/28/1988 | 1988 | @ | 0 | 0.00 | 0 | 0 | 0 | 0 | 0.1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | |||
| 21 | | J. Costello | 7/27/1988 | 1988 | vs | 0 | 0.00 | 0 | 0 | 0 | 0 | 0.1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 2 | 0 | |||
| 22 | | J. Costello | 7/24/1988 | 1988 | vs | 0 | 0.00 | 0 | 0 | 0 | 0 | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 4 | 0 | |||
| 23 | | J. Costello | 7/22/1988 | 1988 | vs | 0 | 0.00 | 1 | 0 | 0 | 0 | 2.0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 8 | 0 | |||
| 24 | | J. Costello | 7/20/1988 | 1988 | vs | W | 0 | 0.00 | 1 | 0 | 0 | 0 | 1.1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | ||
| 25 | | J. Costello | 7/16/1988 | 1988 | vs | W | 0 | 0.00 | 1 | 0 | 0 | 0 | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | ||
| Total | 0 | 1.81 | 38 | 0 | 0 | 1 | 49.2 | 44 | 10 | 15 | 3 | 25 | 0 | 15 | 4 | 214 | 0 | ||||||||
NYM
PIT
PHI
HOU
CIN
MON
SFG
SDPMore MLB News
Major League Baseball Attendance 1980-2026
MLB attendance rises for 4th straight year to 71.75 million, boosted by Rays' return to Trop
This Date in Baseball - Ichiro Suzuki sets MLB record for hits in a season, ends season with 262
Ben Rice, rare Ivy Leaguer in major leagues, had route to stardom that was anything but routine
Padres rout Cubs 8-0 in emphatic Wild Card opener with Tatis' leadoff homer, King's no-hit bid
Red Sox leadoff hitter Roman Anthony leaves playoff opener vs Yankees after aggravating hand injury
More Cardinals Stats
Team Batting Leaders 
HR
29
Walker
RBI
116
Burleson
AVG
.279
Burleson
Team Pitching Leaders 
W
12
Pallante
K
154
Liberatore
ERA
2.67
Graceffo
Team Rankings
HR
167
24th
R
720
16th
SO
1,278
25th
ERA
4.26
20th
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
Diamondbacks
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
Twins
Tigers
Royals
Rangers
Mariners
Athletics
Angels