Mad Mike is mad! Instead of doing only wild Ruben Wallrides, he's doing the equivalent but gap to pegs! RideBMX does a good job explaining it here: 
"Mad Mike" Guth rides his ass off and he's going to do something that makes you take notice. Now that he's got your attention, here's your chance to get the know the humble Pennsylvania shredder who killed it at the Uncovered Series (as you can see in this video), got a spot on GT Bicycles, and won an invite to the Battle Of Hastings all in the span of a few months."