Starz has set a July 31 premiere date for its new original drama “ Fightland ,” unveiling first-look images from the British-set boxing crime series executive produced by Curtis “ 50 Cent ” Jackson. Described as a gritty, high-stakes drama set in the world of British boxing, the series marks Starz’s first wholly owned original following Lionsgate and Starz becoming separate companies . New episodes will debut weekly on Fridays across the Starz app and all streaming and on-demand platforms. “Fightland” centers on Duke Kilroy (Howard Charles), a disgraced boxing champion whose life unravels after a violent tragedy. According to the official synopsis, “On the night Duke Kilroy becomes world heavyweight champion, a vicious assault leaves his brother, Calvin, dead, causing Duke to snap and results in him spending eight years in a U.S. prison.…