Ironically, Arthur is difficult character to design.Continued below...Arthur doesn't have any real superpowers per se; his suit gives him Flight, but that's about it. He's really good at helping the Tick though, hence the Perplex... but he's also kind of a coward, hence the Mastermind ability (which basically lets him hid behind the Tick's Nigh-Invulnerability).From Wikipedia: The Tick is a fictional character created by cartoonist Ben Edlund in 1986 as a newsletter mascot for the New England Comics chain of Boston area comic stores. He is an absurdist spoof of comic book superheroes