Ward (quad) isn't in the lineup for Friday's game against Houston.
The Mariners placed Emerson on the 10-day injured list Friday with left wrist inflammation, Adam Jude of The Seattle Times reports.
Young (head) will start at second base and bat leadoff Friday against the Astros.
The Mariners selected Rodden's contract from Triple-A Tacoma on Friday, Adam Jude of The Seattle Times reports.
Grissom went 1-for-5 with a stolen base and a run scored in Thursday's 7-0 win over the Rangers.
Frazier went 2-for-4 with one RBI, one stolen base and one run scored in Thursday's 7-0 win over the Rangers.
Guzman went 3-for-4 with one RBI and two runs scored in Thursday's 7-0 win over the Rangers.
Trout went 3-for-5 with one RBI and one run scored in Thursday's 7-0 win over the Rangers.
Urena (8-8) allowed two hits and two walks while striking out five over six shutout innings to earn the win over the Rangers on Thursday.
Peraza (hand) is set to take some swings prior to Thursday night's contest against the Rangers, Jack Janes of TheSportingTribune.com reports.
