One game into the American League Championship Series, both the Mariners and Blue Jays have a clear sense of how tight the margins may be.

Woo threw his final pitch to teammate Leo Rivas and then playfully motioned to Toronto’s Isiah Kiner-Falefa to step into the batter’s box next.

Trey Yesavage is starting for the Blue Jays and Logan Gilbert is set to start for the Mariners.