The final season of Power Book II: Ghost will go down in history as the most-watched show of all time on Starz.

The drama, whose series finale is set for October 4, is averaging 10.5 million viewers across all platforms, measured 90 days after its premiere. (A few years ago, Starz noted that the fifth season of Spirit’s predecessor, Performanceaveraged 10.8 million viewers, but over a longer period than 90 days.)

The Performance The four-series franchise has set a number of ratings records for Starz. The flagship series has been pushed out Spartacus was Starz’s most-watched show of 2015 at the time and continued to garner strong viewership throughout its run. Ghost, Book III: Raising Kanan And Book IV: Power – which was the biggest opening weekend of any series premiere in the network’s history – also posted strong ratings over the course of its run.

Spirit remains one of the top shows for black viewers in the United States and worldwide, according to Starz. You’ve watched around 1.6 billion hours of it Performance Universe.

Power Book II: Ghost starring Michael Rainey Jr., Mary J. Blige, Cliff “Method Man” Smith, Gianni Paolo, Woody McClain, Lovell Adams-Gray, LaToya Tonodeo, Alix Lapri, Larenz Tate, Lightskinkeisha and Michael Ealy.

Brett Mahoney serves as showrunner for the fourth season and executive produces with franchise creator Courtney A. Kemp via her End of Episode banner, Curtis “50 Cent” Jackson via G-Unit Film and Television and Mark Canton via Canton Entertainment. Lionsgate Television produced Spirit and the other Performance shows.