with summon it's time to rework the battle screen. Make it larger so we can see every card in play at any moment. And while you at it, why not using the different map background for the battle screen as well ?
you guys should do a collaboration with con artists :) a Decision : the Last Stand with awesome action and animation from flying anvil and tons of RPG stuff from con artists ^^
i'm gonna sound like the Geek but ... kingpin is very hard indeed ... also, let us find more item to equip in game ! and finally, the blacksmith suck ...