Donald Cerrone previously said he had "never seen anything like the shoulder shot" that Conor McGregor used in their UFC 246 showdown.
The rapper and the UFC star started their feud in the build up to the Irishman's boxing fight with Floyd Mayweather.
It's not the first time that 'Cowboy' has offered someone the chance to come round to his house for a scrap, doubt there's any takers.