Rosenthal: Marcus Semien leaving home for Toronto renews old questions about A's - The Athletic
Marcus Semien's 3-run walk-off homer propels Blue Jays to victory over Athletics
Former A's star Marcus Semien earns All-Star honors with Blue Jays
There's a lot to learn, but can these rookies lead the A's next resurgence?
Rosenthal: After a difficult 2020 on and off the field, the Jays' Marcus Semien bet on himself and is winning big - The Athletic
Marcus Semien Bet On Himself. It's Paying Off.
Report: Blue Jays Offered Extension to Semien, Will Approach Ray in Offseason - Sports Illustrated Toronto Blue Jays News, Analysis and More
Marcus Semien has another 2-HR, 4-hit game as Rangers beat A's 9-4 for 1st consecutive wins this month
Marcus Semien's potential suitors in free agency