Blue Jays erupt for eight-run first inning, rout Diamondbacks 10-4

The Blue Jays erased a four-game skid before Arizona could settle in, pouring eight runs across the first inning and turning Chase Field into a rout. Toronto beat the Diamondbacks 10-4 on April 19, 2026, a win that snapped Arizona’s four-game winning streak and kept the home club from completing a three-game sweep.

Kazuma Okamoto, in his first season with Toronto after a four-year, $60 million contract, opened the onslaught with a solo home run and finished with three RBIs. Nathan Lukes followed with the biggest swing of the frame, a three-run double that kept the line moving and forced Arizona starter Ryne Nelson into immediate trouble. By the time the inning ended, Toronto had sent 12 batters to the plate and had already taken full control of the game with quality at-bats that never let Nelson breathe.

Nelson lasted just one-third of an inning, charged with eight runs on eight hits and one walk. The inning became a reset point for Toronto’s offense, which had been searching for a stable spark after a rough stretch and instead found one in the earliest possible spot. Vladimir Guerrero Jr. and Andrés Giménez were part of a lineup that kept stacking traffic, and Toronto finished with 14 hits without an error, a clean offensive and defensive performance after the opening surge.

Kevin Gausman provided the other half of the response, pitching six innings and allowing two earned runs with four strikeouts and one walk to earn the win. Arizona scored single runs in the second, sixth, and seventh innings, but the deficit was too deep after Toronto’s first-inning burst had turned the game into damage control. The Blue Jays improved to 8-13, a record still well below .500 but one that looked different after a performance that halted their slide and showed what happens when the lineup strings together hits early.

The larger question now is whether this was a one-inning spike or the start of something more durable. Toronto has shown enough volatility to make a single outburst hard to project, but the way the Blue Jays attacked Nelson, stayed patient, and kept producing through the order suggested more than a fluke. For one night, the first inning was not just the start of the game. It was the difference between another stumble and a needed reset.