Daily Star's biggest headlines straight to your inbox!Oleksandr Usyk entered the ring for his heavyweight title showdown with Anthony Joshua on Saturday night while donning an astronaut mask.Usyk is bidding to become a two-weight world champion against Joshua at the Tottenham Hotspur Stadium, having also claimed all four belts down at cruiserweight.The Ukrainian is widely considered one of the best pound-for-pound fighters on the planet, but many are doubting whether he is big enough and strong enough to trouble a heavyweight as robust as AJ.And ahead of his huge test against Britain's unified chief, Usyk made his ring walk in north London while wearing an unusual mask that resembled an astronaut.Fans quickly took to social media to joke.
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