Not really, I mean in my opinion (I know this goes out to a lot of the people who play it to) endy and bat are the best classes. End is 250 coins and bat is I think 300? Its not that hard to get and armor wouldn't really affect them earning coins faster/efficiantly.
~ @Nerf958
It gives better protection.
The humans have full iron in some cases and it takes 6V1 to beat them
Pretty hard if you're the only one who knows where they're hiding