The character design is alright but it is a little thin in the arms, and the word arcade looks a little messy, I would suggest maybe having a look at these https://wildlyartistic.files.wordpress.com/2012/11/screen-shot-2012-11-29-at-5-43-04-pm.png?w=584
It's perspective, it's an easier way of making things look a lot more 3D, including letters and words