The seemingly declared a winner of on Tuesday, releasing both and to leave fifth-year reserve as the only signal-caller behind . A day later, they've added a notable name to the room in , off waivers. It's unclear just yet what Grier's addition means for Rush, but at the very least, the Dewayne Dedmon Jersey former is primed to compete for No. 2 duties behind Prescott.Rush, who received an endorsement from Cowboys owner Jerry Jones after beating out Gilbert and DiNucci for the top backup spot, has been with Dallas in varying capacities since 2017. Undrafted out of Central Michigan, he's appeared in just five career games, Tyrese Haliburton Jersey while also serving a brief stint with the in 2020, when Dallas signed as Prescott's No. 2. Rush's roster spot is DaQuan Jeffries Jersey "probably" safe despite Grier's addition, though nothing is guaranteed.Grier, 26, edges Rush in starting experience, albeit just barely. The former West Virginia standout, a third-round pick of Carolina in 2019, started two games as a rookie, throwing a combined four interceptions in back-to-back lo ses with the . Former XFL star unseated Grier as the top backup to in 2020, however, and remained ahead of Grier this summer, backing up . Grier did Justin James Jersey flash his running ability in the preseason with a 24-yard touchdown run against the .The Cowboys may not be done at QB, either. Nick Eatman, of the team's official website, said Wednesday he " " expects Dallas to look into , who was just released by the after a competition for Willie Cauley-Stein Jersey New England's starting job. Newton may not be ready to accept a purely backup role, which he would have in Dallas, but it's clear, Eatman implied, that the Cowboys will consider further alternatives as Prescott insurance.