The Minnesota Vikings have struck a four-year, $12.75 million deal with rookie linebacker Anthony Barr, the ninth overall pick of the draft.
The deal includes a club option for a fifth year for Batt, who recorded 149 tackles, nine forced fumbles and 23 1/2 sacks for the Bruins.
The Vikings have also signed first-round quarterback Teddy Bridgewater, the 32nd overall pick out of Louisville.
Bridgewater passed for 3,970 yards and 31 touchdowns last season with four interceptions.
For his career, Bridgewater had 9,817 yards and 72 touchdowns.
The Vikings signed two seventh-rounders: outside linebacker Brandon Watts and defensive tackle Shamar Stephen.
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Aaron Wilson covers the Ravens for The Baltimore Sun