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| Name | Team | Age |
| Mark Siner | Retired (2031, Age 34) | Died (2076, Age 79) |
| Drafted | Position | Bats/Throws |
| Round 2, Pick 21 (2018) |
SP | L/L |
| League | Option Years
|
Majors Service Time |
| Harmon Killebrew League | 0 | 0 years (18 games) |
| Total Rating
|
Arm | Range |
| Contact vs R | Contact vs L | Speed |
| Power vs R | Power vs L | Bunting |
| Endurance | Velocity | Control |
| Leadership
|
Mentor Value
|
|
| Health
|
Injured Days
|
Birthday |
| 0 | 3/20/1997 | |
| WS Rings | WS Appearances | LCS Appearances |
| 0 | 0 | 0 |
| Alt Pos (---) | Alt Pos (---) | Alt Pos (---) |
| (0.0 %) | (0.0 %) | (0.0 %) |
Stats | Splits | Playoffs | Energy | Improvements | Past Skills | Awards | Batting | Fielding | Game Log
| Year | Type
|
Chances
|
Endurance | Velocity | Control | Total |
| 2018 | Minors | 34.00 | 0 / 1 | 2 / 13 | 3 / 20 | 5 / 34 |
| 2019 | Minors | 17.00 | 0 / 3 | 4 / 10 | 1 / 4 | 5 / 17 |
| 2020 | Minors | 11.00 | 0 / 1 | 2 / 3 | 1 / 7 | 3 / 11 |
| 2021 | Minors | 23.00 | 0 / 0 | 3 / 14 | 3 / 9 | 6 / 23 |
| 2022 | Minors | 24.00 | 0 / 1 | 1 / 12 | 3 / 11 | 4 / 24 |
| 2023 | Minors | 19.00 | 0 / 2 | 1 / 5 | 3 / 12 | 4 / 19 |
| 2024 | Minors | 13.00 | 0 / 0 | 1 / 9 | 2 / 4 | 3 / 13 |
| 2025 | Majors | 31.00 | 0 / 2 | 4 / 16 | 2 / 13 | 6 / 31 |
| 2026 | Majors | 25.00 | 0 / 0 | 1 / 10 | 3 / 15 | 4 / 25 |
| 2027 | Majors | 30.00 | 0 / 2 | 1 / 18 | 0 / 10 | 1 / 30 |
| 2028 | Majors | 27.00 | 0 / 0 | 0 / 17 | 1 / 10 | 1 / 27 |
| 2029 | Minors | 2.00 | 0 / 0 | 0 / 1 | 1 / 1 | 1 / 2 |
| 2029 | Majors | 3.02 | 0 / 0 | 0 / 2 | 0 / 1 | 0 / 3 |
| 2030 | Minors | 1.00 | 0 / 0 | 0 / 0 | 1 / 1 | 1 / 1 |
| 2030 | Majors | 31.00 | 0 / 3 | 2 / 15 | 0 / 13 | 2 / 31 |
| 2031 | Minors | 1.00 | 0 / 0 | 0 / 0 | 0 / 1 | 0 / 1 |
| 2031 | Majors | 1.87 | -1 / 0 | -8 / 1 | -7 / 0 | -16 / 1 |
| Total | -1 / 15 | 14 / 146 | 17 / 132 | 30 / 293 |
| Date | Transaction |
| 2031-11-01 | Mark Siner has retired from the Free Agency Pool |
| 2031-04-16 | The Chicago BlackSox have waived Mark Siner. |
| 2031-04-08 | The Chicago BlackSox have promoted Dave Reyes to the major league team. The Chicago BlackSox have promoted George Moore to the major league team. The Chicago BlackSox have designated Mark Siner for assignment. The Chicago BlackSox have designated Ben Browne for assignment. |
| 2031-03-25 | The Chicago BlackSox have promoted Mark Siner to the major league team. The Chicago BlackSox have promoted Turk Hanson to the major league team. |
| 2031-03-25 | The Chicago BlackSox have acquired Mark Siner from the waiver wire. |
| 2030-04-18 | The Chicago BlackSox have waived Mark Siner. |
| 2030-03-25 | The Chicago BlackSox have acquired Mark Siner from the waiver wire. |
| 2029-06-08 | The Colorado Pirates have waived Mark Siner. |
| 2029-04-14 | The Colorado Pirates have promoted Warren Kush to the major league team. The Colorado Pirates have designated Mark Siner for assignment. |
| 2029-04-01 | The Colorado Pirates have promoted Mark Siner to the major league team. The Colorado Pirates have designated Bill Stephen for assignment. |
| 2029-03-25 | The Colorado Pirates have acquired Mark Siner from the waiver wire. |
| 2025-04-08 | The Houston Colt. 45s have waived Mark Siner. |
| 2020-10-23 | The Houston Colt. 45s have acquired Mark Siner from the waiver wire. |
| 2020-10-03 | The Chicago BlackSox have waived Mark Siner. |
| 2019-04-08 | The Chicago BlackSox have acquired Mark Siner from the waiver wire. |
| 2019-04-01 | The Atlanta Buckheads have waived Mark Siner. |