Padres left-hander Sean Manaea (3-3, 3.87 ERA) is 3-1 lifetime against the Diamondbacks in five starts with a 2.89 ERA. Diamondbacks right-hander Zac Gallen (4-2, 2.92 ERA) is 1-2 lifetime against the Padres with a 3.31 ERA. Under is 3-0-2 in Diamondbacks last 5 home games vs. a left-handed starter. Under is 7-1 in Padres last 8 games vs. a right-handed starter.

Padres lost 8-5 to Philadelphia on Sunday. Under is 5-0 in Padres last 5 after allowing 5 runs or more in their previous game. Under is 23-8-1 in Padres last 32 games following a loss.

Arizona is coming off an 11-7 win over Detroit. Under is 5-0 in Padres last 5 when their opponent scores 5 runs or more in their previous game.

10* PLAY ON UNDER.