"For 16 long years, she had either been part of the NDA or UPA at Centre. Now all of a sudden, she has discovered the ills of Congress and BJP," the former minister said at a public meeting in support of the Marxist candidate Dr Pulinbehari Baske from Jhargram Lok Sabha seat.
Mishra said Left Front stood not only for CPI(M) and other left supporters, but those belonging to Trinamool, Congress, BJP and other parties.
"We talk about the common people, we talk about the masses," he said.
Hitting out at Banerjee again, Mishra said, "She speaks for the poor. But the poor civic police personnel, drawn from towns and villages, are getting Rs 144 as daily allowance."
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Wondering why the Trinamool supremo was "silent about the rise in essentials", Mishra claimed she didn't answer more than two questions in Assembly in recent times.
Asking the gathering "to hold the red flag tight for a fierce struggle", Mishra cautioned the Marxists will not be "intimidated by TMC."
BJP's Bikash Mudi, TMC's Dr Uma Soren and Congress' Anita Hansda are the other main contenders for the seat.