Seattle Seahawks receiver Joey Galloway (84) pulls in a 44-yard touchdown pass as Dallas Cowboys' Kevin Smith (26) defends on the play during the second quarter in Irving, Texas, Sunday, Nov. 22, 1998. (AP Photo/Bill Janscha)

Dallas Cowboys quarterback Troy Aikman (8) runs for a first down against Seattle Seahawks defenders Chad Brown (94) and Michael Sinclair (70) during the third quarter in Irving, Texas, Sunday, Nov. 22, 1998. The Cowboys won 30-22. (AP Photo/L M Otero)

Seattle Seahawks' Darrell Jackson (82) grabs a long fourth-quarter pass as Dallas Cowboys' Darren Woodson defends, Sunday, Dec. 16, 2001, in Seattle. The Seahawks scored on the next play and won, 29-3. (AP Photo/Elaine Thompson)

Dallas Cowboys running back Emmitt Smith (22) goes down after crashing through the Seattle Seahawks line for an 11-yard run during the fourth quarter. Sunday, Oct. 27, 2002, in Irving, Texas. In the background is Seahawks corner back Ken Lucas (21). (AP Photo/Tony Gutierrez)

Seattle Seahawks' Rashad Moore (95) tries to knock down a pass by Dallas Cowboys quarterback Vinny Testaverde in the second quarter Monday, Dec. 6, 2004, in Seattle. The pass was incomplete. (AP Photo/Elaine Thompson)

Seattle Seahawks wide receiver Darrell Jackson (82) eludes a tackle from Dallas Cowboys strong safety Lynn Scott and runs for a 35-yard pass reception that set up a two-yard touchdown reception by Jackson on the next play in the first quarter Monday, Dec. 6, 2004, at Qwest Field in Seattle. (AP Photo/Elaine Thompson)

Seattle Seahawks' Ryan Hannam (83) comes up with the ball after catching a 1-yard touchdown pass to tie the score in the fourth quarter as Dallas Cowboys' Scott Shanle lays on the ground during the fourth quarter in Seattle, Sunday, Oct. 23, 2005. The Seahawks won 13-10 with a field goal in the last seconds of the game. (AP Photo/John Froschauer)

Seattle Seahawks quarterback Matt Hasselbeck (8) scrambles away from Dallas Cowboys' Jason Hatcher in the second quarter in an NFC wild-card playoff football game Saturday, Jan. 6, 2007, in Seattle. (AP Photo/Elaine Thompson)

Dallas Cowboys' Tony Romo, right, botches the hold on a 19-yard field goal-attempt by Martin Gramatica as the Seattle Seahawks defend with 1:19 left in an NFC wild-card playoff football game Saturday, Jan. 6, 2007, in Seattle. Romo was forced to grab the ball and run, but was stopped at the 2. The Seahawks won, 21-20. (AP Photo/Elaine Thompson)

Dallas Cowboys quarterback Tony Romo rolls over after fumbling on a hit by Seattle Seahawks' Ken Hamlin, right, with Grant Wistrom (98) picking up the ball behind during a botched field goal-attempt with 1:19 left in the game in an NFC wild-card playoff football in Seattle, Saturday, Jan. 6, 2007. The Seahawks went on to win, 21-20. (AP Photo/John Froschauer)

Seattle Seahawks' Ken Hamlin celebrates after a botched Dallas Cowboys field goal-attempt by the Cowboys with 1:19 left in the game in an NFC wild card playoff football in Seattle, Saturday, Jan. 6, 2007. Behind is kicker Martin Gramatica (7). (AP Photo/John Froschauer)

Seattle Seahawks' Jordan Babineaux celebrates after stopping Dallas Cowboys' Tony Romo following a botched field goal attempt late in an NFC wild-card playoff football game Saturday, Jan. 6, 2007, in Seattle. Babineaux has earned his teammates' nickname "Big Play Babs after a last-second play against Dallas last season, then the tackle of Romo that saved the Seahawks season. (AP Photo/Elaine Thompson)

Dallas Cowboys quarterback Tony Romo scrambles away from the Seattle Seahawks defense during an NFL football game, Thursday, Nov. 27, 2008, in Irving, Texas. (AP Photo/Tony Gutierrez)

Seattle Seahawks safety Deon Grant (24) makes a tackle on Dallas Cowboys wide receiver Patrick Crayton (84) following Crayton's reception in the first half of an NFL football game, Sunday, Nov. 1, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

Seattle Seahawks' Marshawn Lynch jumps over Dallas Cowboys' Gerald Sensabaugh as the Cowboys' Alan Ball moves in for the tackle during the second half of an NFL football game Sunday, Nov. 6, 2011, in Arlington, Texas. (AP Photo/Jim Cowsert)

Seattle Seahawks players break up a pass intended for Dallas Cowboys' Miles Austin, center, in the first half of an NFL football game on Sunday, Sept. 16, 2012, in Seattle. (AP Photo/Kevin P. Casey)

Seattle Seahawks quarterback Russell Wilson (3) runs for a touchdown as Dallas Cowboys strong safety Jeff Heath goes down after missing the tackle in the second half of an NFL football game, Sunday, Oct. 12, 2014, in Seattle. (AP Photo/Elaine Thompson)

Seattle Seahawks Doug Baldwin, right, blocks a punt by Dallas Cowboys punter Chris Jones that was run in for a touchdown by Seahawks' Mike Morgan in the first half of an NFL football game, Sunday, Oct. 12, 2014, in Seattle. (AP Photo/Scott Eklund)

Seattle Seahawks quarterback Russell Wilson (3) finds running room as Dallas Cowboys defensive end Greg Hardy (76) gives chase during an NFL football game Sunday, Nov. 1, 2015, in Arlington, Texas. (AP Photo/Brandon Wade)

Seattle Seahawks wide receiver Tyler Lockett (16) gains yardage after a pass as Dallas Cowboys' Brandon Carr (39) gives chase in the first half of an NFL football game Sunday, Nov. 1, 2015, in Arlington, Texas. (AP Photo/Michael Ainsworth)

Seattle Seahawks wide receiver Doug Baldwin (89) catches a touchdown pass in front of Dallas Cowboys' Chidobe Awuzie (33) in the second half of an NFL football game, Sunday, Dec. 24, 2017, in Arlington, Texas. (AP Photo/Ron Jenkins)

FILE - In this Sunday, Sept. 23, 2018, file photo, Seattle Seahawks running back Chris Carson rushes against the Dallas Cowboys during the first half of an NFL football game in Seattle. Carson rushed for 102 yards in the game. In consecutive weeks, the Seahawks produced 100-yard rushers. The novelty was it being two different backs, neither of which was rookie first-round pick Rashaad Penny. (AP Photo/Elaine Thompson, File)

Seattle's Jacob Martin brings down Dallas quarterback Dak Prescott.

Captains for both teams meet at midfield for the opening coin toss.

Seattle's Doug Baldwin manages to keep both feet inbounds on this 22-yard reception in the third quarter to keep a drive alive.

Seattle special teams captain Neiko Thorpe keeps the ball from entering the end zone on a Michael Dickson punt and the Cowboys took over at the two-yard line.

Seattle's Mike Davis spikes the ball after scoring on a successful two-point conversion.

Dallas Cowboys quarterback Dak Prescott (4) walks off the field at CenturyLink Field following an NFL football game against the Seattle Seahawks, Sunday, Sept. 23, 2018, in Seattle. (AP Photo/John Froschauer)

Seahawks receiver DK Metcalf atoned for an earlier fumble with this 29-yard touchdown reception from Russell Wilson.

Seahawks receiver Tyler Lockett breaks for more yardage after a second quarter catch.

Seahawks safety Ryan Neal, called up from the practice squad on Saturday, intercepts a pass in the end zone to seal Seattle's 38-31 win over the Cowboys.

Seahawks cornerback Shaquill Griffin flies through the air after an interception in the second quarter.

Seattle's Benson Mayowa recovered a Dak Prescott fumble and returned it to the Dallas five-yard line at the beginning of the second half.

Seahawks Jamal Adams and Jordyn Brooks hit Cowboys quarterback Dak Prescott just as he releases the ball on a pass in the first quarter.

Seahawks receiver Penny Hart catches a 35-yard touchdown pass from Drew Lock in the first quarter.

Seahawks defender Myles Adams hits Dallas quarterback Cooper Rush as he releases the ball resulting in a QB hurry and incomplete pass.

Seahawks quarterback Drew Lock looks to the end zone.

After the game, Seahawks star receiver DK Metcalf and Cowboys star linebacker Micah Parsons exchanged jerseys.