The 'Infinity Challenge' PD recently uploaded pictures of cast members�Gil and Jung Hyung Dong's transformation into tanks. On December 31st, Kim Tae Ho PD tweeted, "Gil Tank & Doni Tank." In the photos, you can see the two comedians with stoic facial expressions, wearing military helmets while sitting on wheelchairs that are covered by cardboard boxes, spray-painted to look like tanks. Two other 'Infinity Challenge' members are visible in the background, with one of them wearing a bright yellow costume. Netizens left comments such as, "Infinity Challenge,' the people who create gag stunts, even with wheelchairs,"� "I wonder what the other members in the background dressed up as?", and�"I'm looking forward to the episode." Source: Star News via Nate