[Fun Fact]
The original from of Mr. Mantis Shrimp is modeled after Kanegon, the monster from 1966 Ultraman Series. Also the number "3510" written on his glove is based on Kanegon settings where he would die if he didn't eat 3.510 yen a day.
As for his "Dover Demon Strong Style 24" form is also modeled based on monster in Ultraman Series, Alien Batlan.