The new franchise Head Coach Hannan Sarkar officially announced the deal on Sunday.
Later, Hannan also confirmed that Bangaldesh Test captain Nazmul Hossain Shanto will feature for Rajshahi.
They are currently in advanced discussions with Pakistan opener Sahibzada Farhan, while talks are also ongoing with a Sri Lankan player.
With the BPL players’ draft likely to take place on November 17, the new franchise is working to finalize their squad early.