Age: 29, 185 lbs, 5'10" Born: 10/31/1995, San Ramon, CA, USA Sal: N/A TRANSACTION REPORT 3 daysRecalled, starting in finale. The Mariners recalled Mastrobuoni from Triple-A Tacoma on Sunday. He'll start at first base and bat ninth in the team's regular-season finale versus the Dodgers.
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2025 | SEA | 76 | 152 | 29 | 20 | 38 | 4 | 0 | 1 | 45 | 12 | 6 | 3 | 17 | 0 | 2 | 0 | 5 | 1 | 1 | 0.250 | 0.324 | 0.296 | 0.620 | 45.0 | 0.6 |
2024 | SEA | 50 | 98 | 17 | 9 | 19 | 3 | 0 | 0 | 22 | 4 | 2 | 0 | 7 | 0 | 1 | 0 | 0 | 1 | 3 | 0.194 | 0.245 | 0.224 | 0.470 | 22.0 | 0.4 |
2023 | CHC | 61 | 133 | 32 | 24 | 32 | 5 | 0 | 1 | 40 | 5 | 13 | 1 | 13 | 0 | 1 | 0 | 3 | 0 | 3 | 0.241 | 0.308 | 0.301 | 0.609 | 40.0 | 0.7 |
2022 | CHC | 8 | 16 | 6 | 1 | 3 | 0 | 0 | 0 | 3 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.188 | 0.235 | 0.188 | 0.423 | 3.0 | 0.4 |
| | | 195 | 399 | 84 | 54 | 92 | 12 | 0 | 2 | 110 | 21 | 22 | 4 | 38 | 0 | 4 | 0 | 8 | 2 | 7 | 0.218 | 0.278 | 0.252 | 0.530 | 110.0 | 0.5 |
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6/13/2023 | | L3 - 11 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0 |
6/7/2023 | | L2 - 6 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0 |
6/5/2023 | | L0 - 5 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.500 | 0.500 | 1.000 | 1.500 | 1.0 |
6/3/2023 | | L0 - 6 | 4 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.250 | 0.250 | 1.000 | 1.250 | 1.0 |
5/31/2023 | | W4 - 3 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.250 | 0.000 | 0.250 | 0.0 |
5/29/2023 | | L0 - 1 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.250 | 0.000 | 0.250 | 0.0 |
5/27/2023 | | W8 - 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0 |
5/26/2023 | | W9 - 0 | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.333 | 0.333 | 1.000 | 1.333 | 1.0 |
5/25/2023 | | W10 - 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0 |
5/24/2023 | | L2 - 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.400 | 0.000 | 0.400 | 0.0 |
| | | | 26 | 8 | 0 | 3 | 0 | 0 | 0 | 3 | 0 | 2 | 0 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0.108 | 0.198 | 0.300 | 0.498 | 3.0 |
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M. Mastro | 3B | SEA | 6/9/2023 | Optioned to Iowa. |
M. Mastro | 3B | SEA | 5/12/2023 | Recalled from Triple-A. |
M. Mastro | 3B | SEA | 4/14/2023 | Optioned to Iowa. |
M. Mastro | 3B | SEA | 11/15/2022 | Dealt to Cubs. |
M. Mastro | 3B | SEA | 10/3/2022 | Optioned to minors. |
M. Mastro | 3B | SEA | 9/22/2022 | Gets first call to majors. |
M. Mastro | 3B | SEA | 2/23/2019 | Assigned to the Tampa Bay Rays. |
M. Mastro | 3B | SEA | 2/28/2018 | Assigned to the Tampa Bay Rays. |
Stars of the month
Stars of the week
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April 01, 2025 | M. Mastro | SEA | 3B | NA |
April 06, 2025 | M. Mastro | SEA | 3B | NA |
April 07, 2025 | M. Mastro | SEA | 3B | 3rd star |
April 09, 2025 | M. Mastro | SEA | 3B | NA |
April 11, 2025 | M. Mastro | SEA | 3B | NA |
April 12, 2025 | M. Mastro | SEA | 3B | NA |
April 13, 2025 | M. Mastro | SEA | 3B | NA |
April 17, 2025 | M. Mastro | SEA | 3B | NA |
April 18, 2025 | M. Mastro | SEA | 3B | 2nd star |
April 19, 2025 | M. Mastro | SEA | 3B | 2nd star |
April 22, 2025 | M. Mastro | SEA | 3B | NA |
April 25, 2025 | M. Mastro | SEA | 3B | 2nd star |
April 26, 2025 | M. Mastro | SEA | 3B | NA |
April 27, 2025 | M. Mastro | SEA | 3B | NA |
April 29, 2025 | M. Mastro | SEA | 3B | 2nd star |
May 02, 2025 | M. Mastro | SEA | 3B | NA |
May 04, 2025 | M. Mastro | SEA | 3B | 2nd star |
May 05, 2025 | M. Mastro | SEA | 3B | 2nd star |
May 06, 2025 | M. Mastro | SEA | 3B | 2nd star |
May 10, 2025 | M. Mastro | SEA | 3B | NA |
May 11, 2025 | M. Mastro | SEA | 3B | 2nd star |
May 13, 2025 | M. Mastro | SEA | 3B | 3rd star |
May 14, 2025 | M. Mastro | SEA | 3B | NA |
May 16, 2025 | M. Mastro | SEA | 3B | 2nd star |
May 17, 2025 | M. Mastro | SEA | 3B | 2nd star |
May 18, 2025 | M. Mastro | SEA | 3B | NA |
May 22, 2025 | M. Mastro | SEA | 3B | 2nd star |
May 23, 2025 | M. Mastro | SEA | 3B | NA |
May 28, 2025 | M. Mastro | SEA | 3B | NA |
May 29, 2025 | M. Mastro | SEA | 3B | 3rd star |
May 30, 2025 | M. Mastro | SEA | 3B | NA |
June 05, 2025 | M. Mastro | SEA | 3B | 2nd star |
June 07, 2025 | M. Mastro | SEA | 3B | 2nd star |
June 09, 2025 | M. Mastro | SEA | 3B | 2nd star |
June 15, 2025 | M. Mastro | SEA | 3B | NA |
June 18, 2025 | M. Mastro | SEA | 3B | 2nd star |
June 22, 2025 | M. Mastro | SEA | 3B | NA |
June 25, 2025 | M. Mastro | SEA | 3B | NA |
June 28, 2025 | M. Mastro | SEA | 3B | 2nd star |
June 30, 2025 | M. Mastro | SEA | 3B | NA |
July 06, 2025 | M. Mastro | SEA | 3B | 2nd star |
July 10, 2025 | M. Mastro | SEA | 3B | 2nd star |
July 20, 2025 | M. Mastro | SEA | 3B | NA |
September 28, 2025 | M. Mastro | SEA | 3B | 2nd star |
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