Not this isn’t stupid for him in fact very clever. Its very hard to find a “Uziar Jan Balooch” in MQM strong holds.
NS has done that before in Karachi. He acquired workers, ghunday and badmashs and what not of Punjabi Pakhtoon Itehad in late 80 and early 90s to win seats from Karachi. I have attended couple of local “Oath ceremonies” (for Gulshan-e-Iqbal and Airport area sector) in which all local badmashs took oath of PML(N) memberships.