Hardrock MMA 90 goes down live tonight at the Derby Park Expo Five center in Louisville, Kentucky. You can watch Hardrock MMA 90 for free and live right here on BluegrassMMA.
The entire event will be streamed live above, courtesy of Hardrock MMA and B2 Digital.
The live stream beings at 7:30 PM ET.
For full results from Hardrock MMA 90, click here.