British Muay Thai icon Liam Harrison is preparing for an epic war with the legendary Seksan Or Kwanmuang at ONE 168: Denver on Sept. 6 inside the Ball Arena in Colorado.Taking to Instagram, 'Hitman' recently shared a glimpse into his training and preparation leading up to the fight.Check out Harrison's training below: View this post on Instagram Instagram PostFans shared their observations in the comments section, which can be read below:"Ridiculous power and, obviously, the technique. No weight, steroids, or diets giving you that power. That's just a natural-born power, in my opinion, and, obviously, the fighting lifestyle, clean style, and conditioning on too. Just an F savage.""Pure hatred🔥""Liam Harrison continues to break logic with the speed of the padwork.""Cannot wait for this match, and I feel blessed to be able to see it live in Denver 🤯🤯🤯"ONE Championship fans last saw the Bad Company product inside the circle in Aug. 2022, when he challenged then-ONE bantamweight Muay Thai world champion Nong-O Hama in a losing effort.Harrison had since been on the shelf to nurse a knee injury he suffered in the Nong-O clash. Based on these snippets, however, the 38-year-old veteran looks better and deadlier than ever.Seksan looking forward to all-out action with Liam Harrison at ONE 168'The Man Who Yields To No One' is certainly excited to face the British star at ONE 168 on Sept. 6.In a recent interview with the South China Morning Post, Seksan said the following about his colossal clash with Harrison inside the Ball Arena:"I'm super excited to face a legend like Liam Harrison because he's been in this for a long time, he's been fighting for a long time, and I've been following him for a long time. I'm excited and thrilled to share the ring with him and to be a part of ONE 168: Denver."Tickets for ONE 168 are available via Ticketmaster.