The Houston Texans signed outside linebackers Quentin Groves and Lawrence Sidbury.
Groves has previously played for the Jacksonville Jaguars, Oakland Raiders, Arizona Cardinals and Cleveland Browns. He recorded two sacks last season for the Browns. Groves has recored 8.5 career sacks.
Sidbury is a former Atlanta Falcons fourth-round pick who played for the Indianapolis Colts last season, spending the season on injured reserve. Sidbury had a career-high four sacks in 2011.
The Texans added them for depth behind starting outside linebackers Whitney Mercilus and first-round pick Jadeveon Clowney.
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Aaron Wilson covers the Ravens for The Baltimore Sun