Although Greiss cleared the NHL's COVID-19 protocols Thursday, he won't be available for Friday's game against Pittsburgh or Saturday's matchup with the Maple Leafs due to conditioning issues, Ansar Khan of MLive.com reports.

EDGE Analysis

Greiss has been sidelined for over two weeks while in the league's COVID-19 protocols, so he'll need to log a number of practices before returning to game action. Alex Nedeljkovic and Calvin Pickard will continue to operate as Detroit's top-two netminders until Greiss is ready to rock.