Collier rushed twice for six yards in the Raiders' season finale, a 34-20 loss to the Chargers. He also caught one of two targets for a loss of four yards.
Las Vegas signed Collier from its practice squad to the active roster on Wednesday.
Las Vegas signed Collier to its practice squad Wednesday.
The Ravens waived Collier on Tuesday.
The Ravens signed Collier to their active roster Monday.
The Ravens elevated Collier from the practice squad to the active roster Saturday.
The Ravens elevated Collier from the practice squad to the active roster Saturday, Jonas Shaffer of TheBaltimoreBanner.com reports.
Collier reverted to Baltimore's practice squad Monday, per the NFL's transaction log.
The Ravens elevated Collier from the practice squad to the active roster Saturday.
The Ravens signed Collier to their practice squad Wednesday, Brian Wacker of The Baltimore Sun reports.