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| Name | Team | Age |
| Mo Rivera | Retired (1980, Age 37) | Died (2024, Age 81) |
| Drafted | Position | Bats/Throws |
| Round 2, Pick 24 (1963) |
RP | R/R |
| League | Option Years
|
Majors Service Time |
| Goose Goslin League | 0 | 14 years (56 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 | 9/27/1943 | |
| WS Rings | WS Appearances | LCS Appearances |
| 0 | 0 | 1 |
| 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 |
| 1963 | Minors | 61.00 | 2 / 6 | 7 / 29 | 5 / 26 | 14 / 61 |
| 1964 | Minors | 73.00 | 1 / 4 | 16 / 32 | 6 / 37 | 23 / 73 |
| 1965 | Minors | 52.00 | 0 / 3 | 3 / 26 | 5 / 23 | 8 / 52 |
| 1965 | Majors | 11.12 | 0 / 0 | 0 / 7 | 0 / 4 | 0 / 11 |
| 1966 | Majors | 41.16 | 2 / 5 | 3 / 18 | 4 / 18 | 9 / 41 |
| 1967 | Majors | 44.83 | 2 / 7 | 1 / 20 | 2 / 17 | 5 / 44 |
| 1968 | Majors | 44.57 | 3 / 8 | 2 / 18 | 1 / 18 | 6 / 44 |
| 1969 | Majors | 44.25 | 1 / 8 | 1 / 16 | 3 / 20 | 5 / 44 |
| 1970 | Majors | 41.20 | 3 / 8 | 2 / 18 | 1 / 15 | 6 / 41 |
| 1971 | Majors | 39.84 | 1 / 5 | 1 / 19 | 2 / 15 | 4 / 39 |
| 1972 | Majors | 40.30 | 0 / 9 | 0 / 13 | 0 / 18 | 0 / 40 |
| 1973 | Majors | 42.77 | 0 / 7 | 0 / 22 | 0 / 13 | 0 / 42 |
| 1974 | Majors | 43.77 | 1 / 9 | 0 / 14 | 0 / 20 | 1 / 43 |
| 1975 | Majors | 41.10 | 2 / 6 | 0 / 16 | 0 / 19 | 2 / 41 |
| 1976 | Majors | 38.32 | 0 / 5 | 0 / 13 | 1 / 20 | 1 / 38 |
| 1977 | Majors | 41.52 | -2 / 8 | -6 / 21 | -3 / 12 | -11 / 41 |
| 1978 | Majors | 37.23 | 0 / 7 | -6 / 17 | -4 / 13 | -10 / 37 |
| 1979 | Majors | 46.50 | -1 / 6 | -6 / 17 | -4 / 23 | -11 / 46 |
| 1980 | Majors | 4.48 | -4 / 0 | -9 / 3 | -4 / 1 | -17 / 4 |
| Total | 11 / 111 | 9 / 339 | 15 / 332 | 35 / 782 |
| Date | Transaction |
| 1980-11-01 | Mo Rivera has retired from the Free Agency Pool |
| 1980-05-01 | The Detroit Diamonds have promoted Steve Grilli to the major league team. The Detroit Diamonds have waived Mo Rivera. |
| 1980-04-09 | The Detroit Diamonds have promoted Mo Rivera to the major league team. The Detroit Diamonds have designated Steve Grilli for assignment. |
| 1980-04-09 | The Detroit Diamonds have acquired Mo Rivera from the waiver wire. |
| 1980-03-01 | The Cleveland Curve have promoted Nellie Kasko to the major league team. The Cleveland Curve have promoted Jack Kampouris to the major league team. The Cleveland Curve have waived Mo Rivera. |
| 1979-08-03 | The Cleveland Curve have placed Mo Rivera on the trade block. |
| 1979-04-05 | The Cleveland Curve have acquired Mo Rivera from the waiver wire. |
| 1979-03-05 | The San Diego Sandlot Mafia have designated Mo Rivera for assignment. |
| 1977-03-03 | The San Diego Sandlot Mafia have renamed Bobby Tiefenauer to Mo Rivera. |
| 1976-07-23 | A trade has been completed between the Pittsburgh Highlanders and the San Diego Sandlot Mafia. The San Diego Sandlot Mafia receive Sibby Sisti, Bobby Tiefenauer from the Pittsburgh Highlanders in exchange for Alexander Volkov, Clint Lowery, Draft Pick 1978 Round 3 SD (Lou Fette). |
| 1965-08-24 | The Pittsburgh Highlanders have promoted Bobby Tiefenauer to the major league team. |
| 1963-04-01 | The Pittsburgh Highlanders have renamed Elden Loan to Bobby Tiefenauer. |