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Aaron Fox League
5-22-2082
Mark Heiser Relief Pitcher
Retired (2026, Age 35)
CAREER BIOGRAPHICAL DATA
ERA 6.48 Total Rating B-   Bats/Throws R/R
W-L 20-62 Status Deceased (2060) Option Years 0  
SV 0 Age at Death 69 Date of Birth 06-24-1991
K 499 Drafted Round 3, Pick 48
(2012)
Majors Svc Time 2 years
(116 games)
IP 606.2
WHIP 1.74
OFFENSE PITCHING MENTORING
Contact vs. R D- Contact vs. L D- Endurance C+   Ldrship C+
Power vs. R D- Power vs. L Velocity   Mentor Val
Speed C- Bunt D- Control C-
POSITIONS DEFENSE/HEALTH POSTSEASON
 C * --- SS --- Range D- WS Rings 0
1B --- LF --- Arm WS Appearances 0
2B --- CF ---   Health D- LCS Appearances 0
3B --- RF ---   Injured Days 0 All Star Teams 0
* League requires 60% rating to start at catcher.

Date Opponent W L GS SV BS IP H R ER BB SO WHIP ERA
09/29/2026 TEX 1 0 1 0 0 8.0 8 3 3 1 5 1.13 3.38
09/24/2026 WAS 0 1 1 0 0 6.1 9 4 4 1 5 1.58 5.68
09/19/2026 ANA 0 1 1 0 0 4.0 8 8 8 8 3 4.00 18.00
09/14/2026 OAK 0 1 1 0 0 9.0 6 3 3 2 9 0.89 3.00
09/09/2026 SEA 0 1 1 0 0 6.0 11 6 6 1 4 2.00 9.00
09/04/2026 KC 0 1 1 0 0 6.2 6 4 4 1 5 1.05 5.40
08/30/2026 WAS 0 1 1 0 0 8.0 8 8 8 5 7 1.63 9.00
08/25/2026 BOS 1 0 1 0 0 6.2 7 1 1 1 3 1.20 1.35
08/20/2026 OAK 0 1 1 0 0 5.1 9 6 6 2 1 2.06 10.13
08/15/2026 TEX 0 1 1 0 0 4.1 6 3 3 6 3 2.77 6.23
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Career Transactions
DateTransaction
2026-11-01Mark Heiser has retired from the Cleveland Crime
2024-05-29The Cleveland Crime have promoted Mark Heiser to the major league team. The Cleveland Crime have promoted Bill Quinn to the major league team. The Cleveland Crime have designated Kiyokazu Kondo for assignment. The Cleveland Crime have designated Johnny Foiles for assignment.
2024-05-29The Cleveland Crime have acquired Mark Heiser from the waiver wire.
2024-03-25The Miami Hurricanes have waived Mark Heiser.
2023-10-03The Miami Hurricanes have designated Jim Pasley for assignment. The Miami Hurricanes have designated Mel Moore for assignment. The Miami Hurricanes have designated Mark Heiser for assignment.
2023-09-27The Miami Hurricanes have promoted Mel Moore to the major league team. The Miami Hurricanes have promoted Mark Heiser to the major league team. The Miami Hurricanes have promoted Jim Pasley to the major league team.
2023-09-27The Miami Hurricanes have acquired Mark Heiser from the waiver wire.
2022-04-11The Oakland Edge have waived Mark Heiser.
2021-10-11The Oakland Edge have acquired Mark Heiser from the waiver wire.
2012-06-21The Los Angeles Dodgers have acquired Kenny Ditmar from the waiver wire. The Los Angeles Dodgers have waived Mark Heiser.