"I can't imagine after all the talk he's done on X, after all the s*** he said, what it's going to be like to be trapped in a ring with me -- he has made a grave error. And assuming he shows up, October 14 will be the worst night of his life."
Logan Paul is champing at the bit to get revenge on Dillon Danis when they officially face off in their boxing match next month ... telling TMZ Sports his opponent is going to regret making it personal.