Stinson, who was recalled from Triple-A Norfolk before Wednesday's game to fill the empty starting rotation spot, was making his second career major league start, and his first since Oct. 3.
It was the first time an Orioles pitcher has allowed four homers in a game since
Stinson has mostly been used as a reliever – he recorded a 0.96 ERA in six appearances, five in relief, last season with the
Stinson had allowed just two homers over 23 1/3 career major league innings, but the Blue Jays launched four well-hit balls into the seats at
He paid for a one-out walk to
The Blue Jays then pounced on Stinson early in the count for three more solo homers.