Ernie Clement stroked an RBI single to left in the 11th inning and the Toronto Blue Jays came back to defeat the visiting Athletics 8-7 on Saturday in extra innings.
Clement's hit against Luis Medina (0-1) gave the Blue Jays their second straight walk-off win to open the season.
Spencer Miles (1-0) made his major league debut in the 11th and pitched around a walk to earn the win.
Shea Langeliers hit his third career grand slam in the seventh inning to give the Athletics a 6-2 lead.
Alejandro Kirk tied the game at six with a one-out solo homer in the ninth against Michael Kelly.
Brent Rooker delivered an RBI single against Louis Varland in the 10th, but Toronto tied it on Addison Barger's sacrifice fly against Scott Barlow in the home 10th.
Toronto scored in the third against starter Jeffrey Springs with Myles Straw and Andres Gimenez singling to left and George Springer slicing an RBI double to left.
Toronto starter Dylan Cease struck out seven straight before Kurtz led off the sixth with a walk. Kurtz stole second and scored on Tyler Soderstrom's bloop double to left.
Cease struck out 12 in 5 1/3 innings while allowing one run, three hits and two walks in his Blue Jays' debut.
Mark Leiter Jr. replaced Springs with one out and a runner at first in the home sixth and allowed a Daulton Varsho RBI single.
Springs allowed two runs, five hits and three walks with two strikeouts in 5 1/3 innings.
The Athletics opened the seventh with consecutive infield singles on comebackers by Jeff McNeil and Max Muncy. Both deflected off Mason Fluharty's right leg and he was replaced by Brendon Little. After a double steal, McNeil scored on Denzel Clarke's infield single. Kurtz walked to load the bases and Langeliers homered to center.
Langeliers hit two homers in Toronto's 3-2 Opening Day win on Friday.
Leiter plunked pinch hitter Jesus Sanchez with a pitch and Gimenez singled to open the home seventh. Elvis Alvarado replaced Leiter and allowed Vladimir Guerrero Jr.'s two-out RBI single.
Alvarado walked Kirk and Varsho to open the eighth and was replaced by Hogan Harris. Kirk took third on a flyout to right and scored on Sanchez's infield single to third. Gimenez grounded an RBI single to center.
--Field Level Media