Collins has appeared in three games this season, including Seattle’s Week 10 loss to Los Angeles. He started that game, registering 43 yards and a touchdown on 11 carries. Collins also scored a touchdown in Seattle’s Week 17 victory over San Francisco.
Collins has 77 yards on 18 attempts this season.
Penny missed most of the season with a knee injury. He’s played the last three weeks, but totaled only 34 yards on 11 carries.