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July 31, 2021 |
Leones de Yucatan placed RHP Arnold Leon on the reserve list. |
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July 31, 2021 |
Leones de Yucatan placed RHP Arnold Leon on the reserve list. |
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July 29, 2021 |
Leones de Yucatan activated RHP Arnold Leon from the reserve list. |
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May 29, 2021 |
Leones de Yucatan placed RHP Arnold Leon on the reserve list. |
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May 20, 2021 |
RHP Arnold Leon assigned to Leones de Yucatan. |
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December 7, 2018 |
Tomateros de Culiacan placed RHP Arnold Leon on the reserve list. |
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November 29, 2018 |
RHP Arnold Leon assigned to Tomateros de Culiacan. |
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August 17, 2018 |
Saraperos de Saltillo traded RHP Arnold Leon to Leones de Yucatan. |
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August 12, 2018 |
Saraperos de Saltillo placed RHP Arnold Leon on the reserve list. |
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May 8, 2018 |
Saraperos de Saltillo signed free agent RHP Arnold Leon. |
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May 27, 2016 |
Buffalo Bisons released RHP Arnold Leon. |
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May 11, 2016 |
Buffalo Bisons placed RHP Arnold Leon on the temporarily inactive list. |
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April 23, 2016 |
Toronto Blue Jays sent RHP Arnold Leon outright to Buffalo Bisons. |
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April 13, 2016 |
Toronto Blue Jays designated RHP Arnold Leon for assignment. |
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January 5, 2016 |
Oakland Athletics traded RHP Arnold Leon to Toronto Blue Jays for cash. |
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December 28, 2015 |
Oakland Athletics designated RHP Arnold Leon for assignment. |
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September 1, 2015 |
Oakland Athletics recalled RHP Arnold Leon from Nashville Sounds. |
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August 14, 2015 |
Oakland Athletics optioned RHP Arnold Leon to Nashville Sounds. |
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August 3, 2015 |
Oakland Athletics recalled Arnold Leon from Nashville Sounds. |
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July 24, 2015 |
Oakland Athletics optioned RHP Arnold Leon to Nashville Sounds. |
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July 23, 2015 |
Oakland Athletics recalled Arnold Leon from Nashville Sounds. |
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June 19, 2015 |
Oakland Athletics optioned RHP Arnold Leon to Nashville Sounds. |
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June 12, 2015 |
Oakland Athletics recalled Arnold Leon from Nashville Sounds. |
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June 3, 2015 |
Oakland Athletics optioned RHP Arnold Leon to Nashville Sounds. |
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May 20, 2015 |
Oakland Athletics recalled Arnold Leon from Nashville Sounds. |
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April 23, 2015 |
Oakland Athletics optioned RHP Arnold Leon to Nashville Sounds. |
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April 22, 2015 |
Oakland Athletics recalled Arnold Leon from Nashville Sounds. |
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March 15, 2015 |
Oakland Athletics optioned RHP Arnold Leon to Nashville Sounds. |
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December 14, 2014 |
Tomateros de Culiacan activated RHP Arnold Leon. |
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November 27, 2014 |
Tomateros de Culiacan placed RHP Arnold Leon on the reserve list. |
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October 16, 2014 |
RHP Arnold Leon assigned to Tomateros de Culiacan. |
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October 2, 2014 |
Arnold Leon roster status changed by Oakland Athletics. |
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September 29, 2014 |
Oakland Athletics recalled RHP Arnold Leon from Nashville Sounds. |
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May 8, 2014 |
Oakland Athletics optioned Arnold Leon to Sacramento River Cats. |
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May 7, 2014 |
Oakland Athletics recalled Arnold Leon from Sacramento River Cats. |
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March 23, 2014 |
Oakland Athletics optioned RHP Arnold Leon to Sacramento River Cats. |
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October 12, 2013 |
Arnold Leon roster status changed by Oakland Athletics. |
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July 2, 2013 |
RHP Arnold Leon assigned to Sacramento River Cats from Midland RockHounds. |
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May 2, 2013 |
Arnold Leon roster status changed by Midland RockHounds. |
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April 19, 2013 |
Midland RockHounds placed RHP Arnold Leon on the 7-day disabled list retroactive to April 16, 2013. blister on finger |
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April 1, 2013 |
RHP Arnold Leon assigned to Midland RockHounds from Sacramento River Cats. |
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March 11, 2013 |
Oakland Athletics optioned Arnold Leon to Sacramento River Cats. |
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March 6, 2013 |
RHP Arnold Leon assigned to Mexico. |
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November 22, 2012 |
Tomateros de Culiacan placed RHP Arnold Leon on the reserve list. |
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November 20, 2012 |
Oakland Athletics selected the contract of Arnold Leon from Sacramento River Cats. |
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October 9, 2012 |
RHP Arnold Leon assigned to Tomateros de Culiacan. |
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June 24, 2012 |
Arnold Leon assigned to Sacramento River Cats from Midland RockHounds. |
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May 17, 2012 |
Arnold Leon assigned to Midland RockHounds from Stockton Ports. |
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April 2, 2012 |
Arnold Leon assigned to Stockton Ports from Midland RockHounds. |
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September 21, 2011 |
Arnold Leon roster status changed by Midland RockHounds. |
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June 27, 2011 |
sent RHP Arnold Leon on a rehab assignment to AZL Athletics. |
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September 21, 2010 |
Arnold Leon roster status changed by Midland RockHounds. |
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April 27, 2010 |
Midland RockHounds placed RHP Arnold Leon on the 7-day disabled list. |
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March 13, 2010 |
RHP Arnold Leon assigned to Oakland Athletics. |
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October 6, 2009 |
RHP Arnold Leon assigned to Tomateros de Culiacan. |
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June 17, 2009 |
Midland RockHounds activated RHP Arnold Leon from the 7-day disabled list. |
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May 20, 2009 |
Midland RockHounds placed RHP Arnold Leon on the 7-day disabled list. |