Khan, who so far has had an "extended" election campaign across the country, has also dedicated most part of his speeches to attacking the Pakistan Muslim League-Nawaz (PML-N) and the Sharif family.
Former Pakistani cricket stars have come out in support of Khan and his political party, Pakistan Tehreek-e-Insaf.
Even though Imran Khan is believed to be leading the race and is expected to be the next Prime Minister of the country, it's hard to gauge the impact he will be able to make on Pakistan's foreign policy, especially at a time when he has been accusing the Sharif family of being the face of an "international agenda" against Pakistan. All parties have claimed that they will grab most of the seats.
Former skipper Mohsin Hassan Khan is not only well-known among current and former cricketers but he is also famous among masses.
After his younger brother's death, Gandapur was elected as a member of the assembly of Khyber Pakhtunkhwa province and appointed provincial minister for agriculture. But our prayers are with the PTI, with Imran Khan, with the revolution, with the new Pakistan. In its 71 years of existence, Pakistan has voted only for 9 times and the country's history has been marred by the military rule that counts for more than 30 years out of the 71. They emphasized over casting votes no matter who to vote to.
Sixty seats are reserved for women while 10 have been kept aside for religious minorities including Hindus.
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Whoever wins the election will need to seek an alliance with Bhutto's party or possibly a collection of independents.
Over 12,500 candidates are in the run for the seats of National and provincial assemblies.
Mr Sharif returned from London earlier this month with his daughter, Maryam, and both were arrested. "I can hear the chants of "give respect to vote" from all directions", Sharif said.
Others cited the improvements in infrastructure under the PML-N in the sprawling city in the east of the country, vowing to stick by the party hit by several corruption convictions ahead of the election.
"After the election, we will fight", said PML-N supporter Aftab Anjum, 67.
Sharif, 68, was removed by presidential decree in 1993, in a military coup in 1999, and previous year by the Supreme Court, which ordered his corruption trial.
Recent polls show PTI's popularity climbing nationally.