Fikru, who did not train with the team today, joined Arnab Mondal (twisted ankle), Biswajit Saha and Jofre Mateu (both niggles) in the injury list.
All four appear doubtful starters for the home leg semifinals at the Salt Lake Stadium as the team think tank is awaiting their respective MRI reports.
"We have to wait and see tomorrow, we don't want to take chances by risking them on the artificial surface here," a team official said.
"I am ready and want to score for the team if the coach thinks I can start. Every match is a final from here on," Llibert said on the sidelines of the team training season.
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With Baljit Sahni ruled out because of suspension, it will be interesting to see how ATK go about their forward line should Fikru fail to recover in time in the crucial home game.
Coach Antonio Habas will also have an option in Cavin Lobo who has recovered from injury.