Joshua takes on the MMA star in his first ring appearance since his five-round triumph over Otto Wallin in December as he looks to move closer to linking up a heavyweight title clash with Tyson Fury.
Ngannou gave Fury all the trouble he could handle in October when he knocked the favourite down in the third round and dropped a contentious split decision, and Joshua expects another tough test on Friday.
Joshua told Sky Sports: “It’s not a gimmick, it’s not something that benefits the broadcasters, it’s not just a fight for entertainment purposes.
“This is a serious fight with someone who is prepared and understands the dynamic of boxing and he’s putting up a good fight against the apparently generational great. So, I look at it now as something completely different.
“To be classified as a world-class heavyweight I would say that you have to stay there for a period of time. But I think that he’s an athlete with a lot of potential.”
Joshua admitted …