progression

So I've got two level 40 silvers, Oh Mai Valentine and Big Top Cerebella, each with maxed stats (except the cooldowns, but whatever), and I'm wondering if I should evolve them now or wait. I've evolved a couple bronzes to silver, and each time I leveled my sacrifices to 30 to milk out the skill...

I have encountered this bug twice while fighting in the Painwheel Orgin Story on Expert Mode. What happens is after completing a fight, when the results screen would appear at the bottom of the screen would appear Error: 1 along with the text "There was an error communicating with the server...

The loading screen tips recommend using Prize Fight to grind. However, as the difficulty steadily increases, it's actually a TERRIBLE place to grind up low-level fighters. Many mobile games have once-a-day/high-energy daily events for gaining experience through drops of unusable/bad characters...