At the moment, Babar is the only player in the Platinum category for Zalmi, who also got the first pick in the supplementary round of the draft in exchange.
Similarly, Haider is currently Kings' only player in the Platinum category, while Malik joins Imad Wasim and Mohammad Amir in the Diamond.
The franchises can have a maximum of 18 players in their roster - three each in Platinum, Diamond and Gold categories, five in Silver, two in Emerging and a maximum of two as supplementary picks.
Full list of retained players:
Islamabad United: Shadab Khan (Platinum). Asif Ali (Brand Ambassador) and Mohammad Wasim Jnr (Diamond). Azam Khan, Faheem Ashraf and Hasan Ali (Gold). Colin Munro and Paul Stirling (Silver).
Karachi Kings: Haider Ali (Platinum). Imad Wasim, Mohammad Amir and Shoaib Malik (Diamond). Aamir Yamin, Mir Hamza and Sharjeel Khan (Silver). Qasim Akram (Emerging)
Lahore Qalandars: Rashid Khan and Shaheen Shah Afridi (Platinum). David Wiese (Diamond). Abdullah Shafique (Gold). Harry Brook and Kamran Ghulam (Silver). Zaman Khan (Emerging). Eighth retention to be announced in due course.
Multan Sultans: Mohammad Rizwan (Platinum). Khushdil Shah, Rilee Rossouw and Shan Masood (Diamond). Shahnawaz Dahani (Brand Ambassador) and Tim David (Gold). Abbas Afridi and Ihsanullah (Emerging).
Peshawar Zalmi: Babar Azam (Platinum). Sherfane Rutherford and Wahab Riaz (Diamond). Mohammad Haris (Gold). Aamir Jamal (Brand Ambassador), Salman Irshad and Tom-Kohler Cadmore (Silver).
Quetta Gladiators: Mohammad Nawaz (Platinum). Iftikhar Ahmed and Jason Roy (Diamond). Mohammad Hasnain and Sarfaraz Ahmed (Gold). Naveen ul Haq, Umar Akmal (Mentor) and Will Smeed (Silver)
More to follow