Markstrom is 21-9-5 with a 2.20 goals-against average, .912 save percentage and three shutouts in 36 games for the Devils (27-17-6), who are in third place in the Metropolitan Division behind the Washington Capitals and the Carolina Hurricanes.
Karlsson has dealt with injuries in recent years, appearing in 70 or fewer games in four of the past five seasons. He played in all 82 games two years ago.
Smith hasn’t appeared in a game since a 3-1 victory over Colorado on Jan. 8. He also was on injured reserve with a back injury from Dec. 20 until Dec. 31.
Juraj Slafkovsky has been consistent with 10 points in his last 18 games, and fantasy hockey analyst Evan Berofsky is expecting more output from him soon.
Evidence is mounting after Thursday's trouncing of the Flyers that the Rangers, who were in shambles earlier this season, are back and ready to make a playoff push.
Igor Shesterkin was terrific yet again and the Rangers got three early goals en route to a 6-1 victory over the Philadelphia Flyers on Thursday night at Madison Square Garden.
Following a collision against the Boston Bruins on Wednesday that forced him to leave the game, Devils goaltender Jacob Markstrom has reportedly suffered a left knee sprain and "will miss some time".
If you can get him in your fantasy hockey league, trade for the unsung hero of the Jets' top line, Gabriel Vilardi, who already has tied his career-high in points this season.