Gagner will play Saturday's road game versus the Islanders, Jack Michaels of the Oilers Radio Network reports.
The Oilers moved Benning (upper body) to injured reserve Saturday
The Canucks traded Gagner to the Oilers on Saturday in exchange for Ryan Spooner, Sportsnet reports.
Koskinen will patrol the blue paint versus the host Islanders on Saturday, Jack Michaels of the Oilers Radio Network reports.
Benning (upper body) will not dress for Friday's game against the Hurricanes.
Koskinen will be between the pipes for Friday's road tilt against Carolina.
Sekera (Achilles) will stay with AHL Bakersfield for another two games before rejoining the Oilers' roster, Jim Matheson of the Edmonton Journal reports.
Rattie (lower body) will be in the lineup for Wednesday's tilt against Pittsburgh.
Benning (upper body) will not be in the lineup versus Pittsburgh on Wednesday.
Rattie (lower body) skated with the team Tuesday and is expected to play in Wednesday's contest against the Penguins, Daniel Nugent-Bowman of The Athletic reports.
Koskinen will start in goal for Wednesday's road game against Pittsburgh, Tom Gazzola of TSN.ca reports.
Benning (upper body) is slated to join the Oilers for Tuesday's practice session.
Sekera (Achilles) will suit up for AHL Bakersfield on Wednesday as part of his conditioning assignment.
Rattie didn't suffer a broken foot against San Jose on Saturday, but is still unable to get on the ice, Jim Matheson of the Edmonton Journal reports.
Talbot made 26 saves in a 5-2 loss to San Jose on Saturday.
Kassian scored a goal Saturday in a 5-2 loss to San Jose.
Rattie didn't come out of the locker room for the second period Saturday against the Sharks after blocking a shot with his left leg/foot, Daniel Nugent-Bowman of The Athletic reports.
Talbot will guard the home goal Saturday against the Sharks.
Benning won't play Saturday against the Sharks due to an upper-body injury suffered late in Thursday's game against the Wild, Jim Matheson of the Edmonton Journal reports.
Chiasson garnered an assist versus Minnesota on Thursday.
Kassian recorded a goal and an assist versus Minnesota on Thursday.
Nugent-Hopkins earned a pair of helpers versus Minnesota on Thursday.
Nurse scored on three shots in a 4-1 victory against the Wild on Thursday.
Talbot allowed one goal on 36 shots in a 4-1 victory against the Wild on Thursday.
Talbot will start in goal versus host Minnesota on Thursday, Bob Stauffer of the Oilers Radio Network reports.