Mariners right-hander Luis Castillo (1-1, 3.00 ERA) faces Astros left-hander Framber Valdez (1-1. 3.75 ERA) on Tuesday night.
Mariners manager Dan Wilson said Robles has a shoulder-related injury and was having tests done at Oracle Park.
Both teams play Saturday. The Kraken are at San Jose. The Canucks will host Anaheim.
Mariners catcher Cal Raleigh singled in the first inning to reach base safely for a career-best 20 straight games.
The arrests were made as part of ongoing investigations into unlawful employment.
Mariners right-hander Logan Gilbert (0-1) struck out 10 in five innings.
Tigers right-hander Casey Mize will start Tuesday against Seattle ace Logan Gilbert (0-0, 1.29 ERA).
In February, seven men from Chile were charged in Florida federal court with orchestrating burglaries at the homes of prominent professional athletes around the country.
Seattle relievers Gregory Santos, Trent Thornton, and Munoz combined to allow just one hit over the final three innings.
What is one thing you really cannot live without? The answer may be more obvious than you think.
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