Eichel filled the stat sheet with a short-handed goal, four shots, two penalty minutes, two hits and a block in Tuesday's 3-2 preseason victory against the Penguins.
Eichel fashioned five assists (four on the power play) in Saturday's 7-4 road win over the Predators.
Eichel will be a game-day decision for Saturday's matchup with the Blackhawks, Paul Hamilton of WGR Sports Radio 550 reports.
Eichel (ankle) will not play Thursday against the Maple Leafs, Paul Hamilton of WGR Sports Radio 550 reports.
Eichel (ankle) was spotted on the ice Tuesday morning for practice, NHL.com's Joe Yerdon reports.
Eichel (ankle) skated by himself before Sunday's morning skate, Bill Hoppe of the Olean Times Herald reports.
Eichel (ankle) was placed on injured reserve Monday, per the NHL's official media site.
Eichel (ankle) is likely to be sidelined for at least a month, Paul Hamilton of WGR Sports Radio 550 reports.
Eichel suffered a high-ankle sprain Saturday against the Bruins and will be out indefinitely.