By James Brinsford Gladiators star Giant will be returning for the second series of the BBC’s reboot despite concerns about him advocating the use of steroids in videos on his YouTube channel. The 6ft 5in bodybuilder revealed in one of his online videos that there were “phenomenal gains” to be made by using anabolic steroids, despite them being Class C drugs and can lead to heart attacks, kidney failure and psychiatric trauma. Giant, whose real name is Jamie Christian Johal, recommended the use in a bid to boost muscles but despite the controversy caused by his comments. the BBC have confirmed…