Dr Mahathir Mohamad has warned his rivals that he too can dig up dirt on them, after two Umno-linked newspapers zoomed in on his granddaughter's purportedly lavish lifestyle.

"In politics demonising people will always be a strategy. The whole idea is to divert attention from 1MDB, RM2.6 billion donation, etc.

"You go and find all kinds dirt to dig it up. I can find a lot of dirt to dig up also," Mahathir said during a press conference at Pakatan Harapan's office in Parliament today.

On Sunday, Utusan Malaysia and Berita Harian carried front page news on the lifestyle of the former premier's granddaughter, Meera Alyanna Mukhriz...