For those who don't know, it's a parody of the fight between Retsu Kaioh and the Jurassic Man, Pickle. He just runs up and flails his arms around like that, abandoning his pride.
PickleViolentrain
This is a pun, the kanji for "violence" (烈) is a part of "烈海王 (Retsu Kaiou)", and it is similar to the first kanji for "train"(列). Here they're switched, therefore "Violence train"WRAAAAAAAAAAAAAAAAAAARGH